!SESSION 2018-05-14 15:52:39.368 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 -data E:\iiiaaa\knime-workspace !ENTRY org.eclipse.ui 2 0 2018-05-14 15:52:43.899 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-14 15:52:43.899 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.equinox.p2.operations 4 10053 2018-05-14 15:56:43.820 !MESSAGE Operation details !SUBENTRY 1 org.eclipse.equinox.p2.director 4 10053 2018-05-14 15:56:43.820 !MESSAGE Cannot complete the install because one or more required items could not be found. !SUBENTRY 2 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.820 !MESSAGE Software being installed: KNIME Build System 3.5.0.v201711021632 (org.knime.features.build.feature.group 3.5.0.v201711021632) !SUBENTRY 2 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.820 !MESSAGE Missing requirement: KNIME Build Tools 3.5.0.v201711021632 (org.knime.build.tools 3.5.0.v201711021632) requires 'bundle org.eclipse.jgit 4.5.0' but it could not be found !SUBENTRY 2 org.eclipse.equinox.p2.director 4 1 2018-05-14 15:56:43.820 !MESSAGE Cannot satisfy dependency: !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.820 !MESSAGE From: KNIME Build System 3.5.0.v201711021632 (org.knime.build 3.5.0.v201711021632) !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.820 !MESSAGE To: bundle org.knime.build.tools 1.0.0 !SUBENTRY 2 org.eclipse.equinox.p2.director 4 1 2018-05-14 15:56:43.820 !MESSAGE Cannot satisfy dependency: !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.820 !MESSAGE From: KNIME Build System 3.5.0.v201711021632 (org.knime.features.build.feature.group 3.5.0.v201711021632) !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.820 !MESSAGE To: org.knime.build [3.5.0.v201711021632] !ENTRY org.eclipse.equinox.p2.operations 4 10053 2018-05-14 15:56:43.839 !MESSAGE Operation details !SUBENTRY 1 org.eclipse.equinox.p2.director 4 10053 2018-05-14 15:56:43.839 !MESSAGE Cannot complete the install because one or more required items could not be found. !SUBENTRY 2 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.839 !MESSAGE Software being installed: KNIME Build System 3.5.0.v201711021632 (org.knime.features.build.feature.group 3.5.0.v201711021632) !SUBENTRY 2 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.839 !MESSAGE Missing requirement: KNIME Build Tools 3.5.0.v201711021632 (org.knime.build.tools 3.5.0.v201711021632) requires 'bundle org.eclipse.jgit 4.5.0' but it could not be found !SUBENTRY 2 org.eclipse.equinox.p2.director 4 1 2018-05-14 15:56:43.839 !MESSAGE Cannot satisfy dependency: !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.839 !MESSAGE From: KNIME Build System 3.5.0.v201711021632 (org.knime.build 3.5.0.v201711021632) !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.839 !MESSAGE To: bundle org.knime.build.tools 1.0.0 !SUBENTRY 2 org.eclipse.equinox.p2.director 4 1 2018-05-14 15:56:43.839 !MESSAGE Cannot satisfy dependency: !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.839 !MESSAGE From: KNIME Build System 3.5.0.v201711021632 (org.knime.features.build.feature.group 3.5.0.v201711021632) !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.839 !MESSAGE To: org.knime.build [3.5.0.v201711021632] !ENTRY org.eclipse.equinox.p2.operations 4 10053 2018-05-14 15:56:43.888 !MESSAGE Operation details !SUBENTRY 1 org.eclipse.equinox.p2.director 4 10053 2018-05-14 15:56:43.888 !MESSAGE Cannot complete the install because one or more required items could not be found. !SUBENTRY 2 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.888 !MESSAGE Software being installed: KNIME Build System 3.5.0.v201711021632 (org.knime.features.build.feature.group 3.5.0.v201711021632) !SUBENTRY 2 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.888 !MESSAGE Missing requirement: KNIME Build Tools 3.5.0.v201711021632 (org.knime.build.tools 3.5.0.v201711021632) requires 'bundle org.eclipse.jgit 4.5.0' but it could not be found !SUBENTRY 2 org.eclipse.equinox.p2.director 4 1 2018-05-14 15:56:43.888 !MESSAGE Cannot satisfy dependency: !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.888 !MESSAGE From: KNIME Build System 3.5.0.v201711021632 (org.knime.build 3.5.0.v201711021632) !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.888 !MESSAGE To: bundle org.knime.build.tools 1.0.0 !SUBENTRY 2 org.eclipse.equinox.p2.director 4 1 2018-05-14 15:56:43.888 !MESSAGE Cannot satisfy dependency: !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.888 !MESSAGE From: KNIME Build System 3.5.0.v201711021632 (org.knime.features.build.feature.group 3.5.0.v201711021632) !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.888 !MESSAGE To: org.knime.build [3.5.0.v201711021632] !ENTRY org.eclipse.equinox.p2.operations 4 10053 2018-05-14 15:56:43.888 !MESSAGE Operation details !SUBENTRY 1 org.eclipse.equinox.p2.director 4 10053 2018-05-14 15:56:43.888 !MESSAGE Cannot complete the install because one or more required items could not be found. !SUBENTRY 2 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.888 !MESSAGE Software being installed: KNIME Build System 3.5.0.v201711021632 (org.knime.features.build.feature.group 3.5.0.v201711021632) !SUBENTRY 2 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.888 !MESSAGE Missing requirement: KNIME Build Tools 3.5.0.v201711021632 (org.knime.build.tools 3.5.0.v201711021632) requires 'bundle org.eclipse.jgit 4.5.0' but it could not be found !SUBENTRY 2 org.eclipse.equinox.p2.director 4 1 2018-05-14 15:56:43.888 !MESSAGE Cannot satisfy dependency: !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.888 !MESSAGE From: KNIME Build System 3.5.0.v201711021632 (org.knime.build 3.5.0.v201711021632) !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.888 !MESSAGE To: bundle org.knime.build.tools 1.0.0 !SUBENTRY 2 org.eclipse.equinox.p2.director 4 1 2018-05-14 15:56:43.888 !MESSAGE Cannot satisfy dependency: !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.888 !MESSAGE From: KNIME Build System 3.5.0.v201711021632 (org.knime.features.build.feature.group 3.5.0.v201711021632) !SUBENTRY 3 org.eclipse.equinox.p2.director 4 0 2018-05-14 15:56:43.888 !MESSAGE To: org.knime.build [3.5.0.v201711021632] !SESSION 2018-05-14 16:07:48.550 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 -data E:\iiiaaa\knime-workspace !ENTRY org.eclipse.ui 2 0 2018-05-14 16:08:31.791 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-14 16:08:31.791 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-14 16:08:32.072 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-05-16 18:39:08.000 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-05-16 18:40:01.156 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-16 18:40:01.156 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-16 18:40:01.407 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.equinox.p2.transport.ecf 2 0 2018-05-16 18:40:26.328 !MESSAGE Connection to http://update.knime.com/store/3.5/misc/3.5/p2.index failed on Connection timed out: connect. Retry attempt 0 started !STACK 0 java.net.ConnectException: Connection timed out: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:85) at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) at java.net.Socket.connect(Socket.java:589) at org.eclipse.ecf.internal.provider.filetransfer.httpclient4.ECFHttpClientProtocolSocketFactory.connectSocket(ECFHttpClientProtocolSocketFactory.java:86) at org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:180) at org.apache.http.impl.conn.AbstractPoolEntry.open(AbstractPoolEntry.java:144) at org.apache.http.impl.conn.AbstractPooledConnAdapter.open(AbstractPooledConnAdapter.java:134) at org.apache.http.impl.client.DefaultRequestDirector.tryConnect(DefaultRequestDirector.java:610) at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:445) at org.apache.http.impl.client.AbstractHttpClient.doExecute(AbstractHttpClient.java:835) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83) at org.eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer.performConnect(HttpClientRetrieveFileTransfer.java:1084) at org.eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer.access$0(HttpClientRetrieveFileTransfer.java:1075) at org.eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer$1.performFileTransfer(HttpClientRetrieveFileTransfer.java:1071) at org.eclipse.ecf.filetransfer.FileTransferJob.run(FileTransferJob.java:74) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) !SESSION 2018-05-16 18:41:48.457 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 -data E:\iiiaaa\knime-workspace !ENTRY org.eclipse.ui 2 0 2018-05-16 18:42:23.086 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-16 18:42:23.087 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-16 18:42:23.358 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-05-17 08:50:11.760 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-05-17 08:50:51.457 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-17 08:50:51.457 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-17 08:50:51.701 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-05-17 09:20:03.215 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-05-17 09:20:47.932 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-17 09:20:47.932 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-17 09:20:48.204 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-05-22 17:38:58.157 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-05-22 17:39:42.766 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-22 17:39:42.766 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-22 17:39:43.032 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.core.net 4 0 2018-05-23 11:50:14.970 !MESSAGE WinHttp.GetProxyForUrl for pac failed with error 'The handle is invalid. ' #6. !SESSION 2018-05-23 11:50:49.898 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-05-23 11:51:33.523 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-23 11:51:33.523 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-23 11:51:33.804 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-05-23 14:16:21.567 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-05-23 14:17:01.770 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-23 14:17:01.770 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-23 14:17:02.020 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-05-23 14:41:38.067 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-05-23 14:42:19.067 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-23 14:42:19.067 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-23 14:42:19.349 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.core.resources 2 2 2018-05-25 15:33:55.257 !MESSAGE Save operation warnings. !SUBENTRY 1 org.eclipse.core.resources 2 234 2018-05-25 15:33:55.257 !MESSAGE The project description file (.project) for 'test' was missing. This file contains important information about the project. A new project description file has been created, but some information about the project may have been lost. !SESSION 2018-05-28 13:01:34.143 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-05-28 13:02:25.426 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-28 13:02:25.426 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-28 13:02:25.676 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-05-28 14:02:01.534 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-05-28 14:02:38.503 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-28 14:02:38.503 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-28 14:02:38.831 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-05-28 16:03:19.201 !MESSAGE Unable to initialize part !STACK 0 org.eclipse.core.runtime.OperationCanceledException: Unable to load workflow "trigger" It is in use by another user/instance. at org.knime.workbench.editor2.WorkflowEditor.setInput(WorkflowEditor.java:1135) at org.knime.workbench.editor2.WorkflowEditor.init(WorkflowEditor.java:417) at org.eclipse.ui.internal.EditorReference.initialize(EditorReference.java:362) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:318) at sun.reflect.GeneratedMethodAccessor62.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$1.handleEvent(PartServiceImpl.java:104) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-05-28 16:03:19.206 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.GeneratedMethodAccessor62.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$1.handleEvent(PartServiceImpl.java:104) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-05-28 16:03:19.207 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-05-28 16:03:19.207 !MESSAGE Unable to load workflow "trigger" It is in use by another user/instance. !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-05-28 16:03:19.249 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-05-28 16:03:19.250 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-05-28 16:03:24.336 !MESSAGE Unable to initialize part !STACK 0 org.eclipse.core.runtime.OperationCanceledException: Unable to load workflow "trigger" It is in use by another user/instance. at org.knime.workbench.editor2.WorkflowEditor.setInput(WorkflowEditor.java:1135) at org.knime.workbench.editor2.WorkflowEditor.init(WorkflowEditor.java:417) at org.eclipse.ui.internal.EditorReference.initialize(EditorReference.java:362) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:318) at sun.reflect.GeneratedMethodAccessor62.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$1.handleEvent(PartServiceImpl.java:104) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-05-28 16:03:24.337 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.GeneratedMethodAccessor62.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$1.handleEvent(PartServiceImpl.java:104) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-05-28 16:03:24.338 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-05-28 16:03:24.338 !MESSAGE Unable to load workflow "trigger" It is in use by another user/instance. !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-05-28 16:03:24.382 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-05-28 16:03:24.382 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-05-29 09:02:09.311 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-05-29 09:02:50.437 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-29 09:02:50.437 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-29 09:02:51.140 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-05-30 10:49:00.722 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-05-30 10:49:45.871 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-30 10:49:45.871 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-30 10:49:46.150 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-05-30 10:54:33.201 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-05-30 10:55:15.889 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-05-30 10:55:15.889 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-05-30 10:55:16.139 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 0 2018-06-01 09:03:14.693 !MESSAGE Unhandled event loop exception !STACK 0 org.eclipse.swt.SWTException: Failed to execute runnable (java.lang.NullPointerException) at org.eclipse.swt.SWT.error(SWT.java:4533) at org.eclipse.swt.SWT.error(SWT.java:4448) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) Caused by: java.lang.NullPointerException at org.knime.workbench.editor2.editparts.NodeAnnotationEditPart$1.run(NodeAnnotationEditPart.java:95) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) ... 23 more !ENTRY org.eclipse.ui 4 0 2018-06-01 09:03:14.696 !MESSAGE Unhandled event loop exception !STACK 0 org.eclipse.swt.SWTException: Failed to execute runnable (java.lang.NullPointerException) at org.eclipse.swt.SWT.error(SWT.java:4533) at org.eclipse.swt.SWT.error(SWT.java:4448) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) Caused by: java.lang.NullPointerException at org.knime.workbench.editor2.editparts.NodeAnnotationEditPart$1.run(NodeAnnotationEditPart.java:95) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) ... 23 more !ENTRY org.eclipse.ui 4 0 2018-06-01 09:18:56.539 !MESSAGE Unhandled event loop exception !STACK 0 java.lang.NullPointerException at org.knime.workbench.ui.wrapper.WrappedNodeDialog.doApply(WrappedNodeDialog.java:566) at org.knime.workbench.ui.wrapper.WrappedNodeDialog.access$6(WrappedNodeDialog.java:504) at org.knime.workbench.ui.wrapper.WrappedNodeDialog$7.widgetSelected(WrappedNodeDialog.java:396) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:249) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4228) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3816) at org.eclipse.jface.window.Window.runEventLoop(Window.java:818) at org.eclipse.jface.window.Window.open(Window.java:794) at org.knime.workbench.ui.wrapper.WrappedNodeDialog.open(WrappedNodeDialog.java:165) at org.knime.workbench.editor2.editparts.NodeContainerEditPart.openNodeDialog(NodeContainerEditPart.java:823) at org.knime.workbench.editor2.editparts.NodeContainerEditPart.openDialog(NodeContainerEditPart.java:730) at org.knime.workbench.editor2.editparts.NodeContainerEditPart.performRequest(NodeContainerEditPart.java:332) at org.eclipse.gef.tools.SelectEditPartTracker.performOpen(SelectEditPartTracker.java:194) at org.eclipse.gef.tools.SelectEditPartTracker.handleDoubleClick(SelectEditPartTracker.java:137) at org.knime.workbench.editor2.WorkflowSelectionDragEditPartsTracker.handleDoubleClick(WorkflowSelectionDragEditPartsTracker.java:112) at org.eclipse.gef.tools.AbstractTool.mouseDoubleClick(AbstractTool.java:1069) at org.eclipse.gef.tools.SelectionTool.mouseDoubleClick(SelectionTool.java:527) at org.eclipse.gef.EditDomain.mouseDoubleClick(EditDomain.java:231) at org.eclipse.gef.ui.parts.DomainEventDispatcher.dispatchMouseDoubleClicked(DomainEventDispatcher.java:291) at org.eclipse.draw2d.LightweightSystem$EventHandler.mouseDoubleClick(LightweightSystem.java:518) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:197) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4228) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3816) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-06-01 14:31:23.080 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-06-01 14:32:13.072 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-06-01 14:32:13.072 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-06-01 14:32:13.322 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:24:42.178 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:24:42.183 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.GeneratedMethodAccessor51.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:24:42.184 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 16:24:42.184 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:24:42.323 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:24:42.324 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:24:54.516 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer$4.handleEvent(StackRenderer.java:1077) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:24:54.517 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer$4.handleEvent(StackRenderer.java:1077) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:24:59.087 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:24:59.088 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.GeneratedMethodAccessor51.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:24:59.089 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 16:24:59.089 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:24:59.202 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:24:59.202 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-06-01 16:25:20.112 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-06-01 16:26:10.363 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-06-01 16:26:10.363 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-06-01 16:26:10.613 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:26:49.242 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:26:49.247 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:26:49.249 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 16:26:49.249 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:26:49.466 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:26:49.467 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:27:56.518 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer$1.handleEvent(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:27:56.519 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer$1.handleEvent(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:28:26.177 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:28:26.178 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:28:26.179 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 16:28:26.179 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:28:26.316 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:28:26.317 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:28:46.755 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer$4.handleEvent(StackRenderer.java:1077) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:28:46.778 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer$4.handleEvent(StackRenderer.java:1077) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:45:30.487 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:45:30.488 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.GeneratedMethodAccessor54.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:45:30.489 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 16:45:30.489 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:45:30.614 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:45:30.615 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:55:12.158 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:55:12.159 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.GeneratedMethodAccessor54.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:55:12.160 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 16:55:12.160 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:55:12.287 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:55:12.287 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:55:32.630 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:55:32.630 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.GeneratedMethodAccessor54.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:55:32.631 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 16:55:32.631 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:55:32.758 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:55:32.759 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:56:01.150 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer$1.handleEvent(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.CallWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.CallWindowProc(OS.java:2446) at org.eclipse.swt.widgets.Button.callWindowProc(Button.java:346) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:56:01.165 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer$1.handleEvent(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.CallWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.CallWindowProc(OS.java:2446) at org.eclipse.swt.widgets.Button.callWindowProc(Button.java:346) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:56:02.150 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer$1.handleEvent(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.CallWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.CallWindowProc(OS.java:2446) at org.eclipse.swt.widgets.Button.callWindowProc(Button.java:346) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:56:02.152 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer$1.handleEvent(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.CallWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.CallWindowProc(OS.java:2446) at org.eclipse.swt.widgets.Button.callWindowProc(Button.java:346) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:56:02.877 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer$1.handleEvent(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.CallWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.CallWindowProc(OS.java:2446) at org.eclipse.swt.widgets.Button.callWindowProc(Button.java:346) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:56:02.879 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer$1.handleEvent(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.CallWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.CallWindowProc(OS.java:2446) at org.eclipse.swt.widgets.Button.callWindowProc(Button.java:346) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:56:04.763 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer$4.handleEvent(StackRenderer.java:1077) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:56:04.765 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer$4.handleEvent(StackRenderer.java:1077) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-06-01 16:56:53.679 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-06-01 16:57:28.429 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-06-01 16:57:28.429 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-06-01 16:57:28.758 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:58:33.455 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:58:33.459 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$1.handleEvent(PartServiceImpl.java:104) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 16:58:33.461 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 16:58:33.461 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 16:58:33.673 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 16:58:33.674 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-06-01 17:21:23.132 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-06-01 17:21:58.132 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-06-01 17:21:58.132 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-06-01 17:21:58.460 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-06-01 17:43:34.652 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-06-01 17:44:09.636 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-06-01 17:44:09.636 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-06-01 17:44:09.964 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 17:44:42.365 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 17:44:42.371 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 17:44:42.373 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 17:44:42.373 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 17:44:42.537 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 17:44:42.538 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-06-01 17:52:57.026 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-06-01 17:53:30.526 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-06-01 17:53:30.526 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-06-01 17:53:30.855 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 17:55:05.369 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 17:55:05.375 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 17:55:05.376 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 17:55:05.376 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 17:55:05.591 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 17:55:05.592 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 17:56:31.449 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 17:56:31.449 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 17:56:31.451 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 17:56:31.451 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 17:56:31.588 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 17:56:31.589 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-06-01 18:01:22.792 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-06-01 18:01:59.823 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-06-01 18:01:59.823 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-06-01 18:02:00.151 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 18:02:32.243 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 18:02:32.247 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 18:02:32.249 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 18:02:32.249 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 18:02:32.464 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 18:02:32.465 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-06-01 18:03:44.295 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-06-01 18:04:20.342 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-06-01 18:04:20.342 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-06-01 18:04:20.670 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 18:05:10.829 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 18:05:10.833 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 18:05:10.835 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 18:05:10.835 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 18:05:11.052 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 18:05:11.053 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-06-01 18:09:32.629 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-06-01 18:10:08.708 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-06-01 18:10:08.708 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-06-01 18:10:09.036 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 18:10:34.901 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 18:10:34.906 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-01 18:10:34.908 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-01 18:10:34.908 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-01 18:10:35.136 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-01 18:10:35.137 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !SESSION 2018-06-01 18:11:53.530 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_152 java.vendor=Oracle Corporation BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US Command-line arguments: -os win32 -ws win32 -arch x86_64 !ENTRY org.eclipse.ui 2 0 2018-06-01 18:12:28.203 !MESSAGE Warnings while parsing the key bindings from the 'org.eclipse.ui.commands' and 'org.eclipse.ui.bindings' extension point !SUBENTRY 1 org.eclipse.ui 2 0 2018-06-01 18:12:28.203 !MESSAGE Cannot bind to an undefined command: plug-in='org.knime.workbench.editor', id='knime.commands.editor.gridSettings' !ENTRY org.eclipse.core.runtime 4 0 2018-06-01 18:12:28.515 !MESSAGE Invalid input url:platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png !STACK 0 java.io.IOException: Unable to resolve plug-in "platform:/plugin/org.knime.ext.weka_3.7/icons/weka_splash_24.png". at org.eclipse.core.internal.runtime.PlatformURLPluginConnection.parse(PlatformURLPluginConnection.java:61) at org.eclipse.core.internal.runtime.FindSupport.find(FindSupport.java:290) at org.eclipse.core.runtime.FileLocator.find(FileLocator.java:152) at org.eclipse.ui.plugin.AbstractUIPlugin.imageDescriptorFromPlugin(AbstractUIPlugin.java:689) at org.knime.product.KNIMESplashHandler.getSplashIcon(KNIMESplashHandler.java:300) at org.knime.product.KNIMESplashHandler.createUIImages(KNIMESplashHandler.java:332) at org.knime.product.KNIMESplashHandler.init(KNIMESplashHandler.java:222) at org.eclipse.ui.internal.Workbench$6.run(Workbench.java:873) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.Workbench.createSplashWrapper(Workbench.java:888) at org.eclipse.ui.internal.Workbench.access$6(Workbench.java:810) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:656) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 0 2018-06-04 17:07:59.955 !MESSAGE Unhandled event loop exception !STACK 0 org.eclipse.swt.SWTException: Failed to execute runnable (java.util.NoSuchElementException: No value present) at org.eclipse.swt.SWT.error(SWT.java:4533) at org.eclipse.swt.SWT.error(SWT.java:4448) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) Caused by: java.util.NoSuchElementException: No value present at java.util.Optional.get(Optional.java:135) at org.knime.workbench.editor2.actions.AbstractNodeAction.getManager(AbstractNodeAction.java:131) at org.knime.workbench.editor2.actions.AbstractNodeAction.calculateEnabled(AbstractNodeAction.java:279) at org.eclipse.gef.ui.actions.WorkbenchPartAction.refresh(WorkbenchPartAction.java:131) at org.eclipse.gef.ui.actions.SelectionAction.handleSelectionChanged(SelectionAction.java:89) at org.eclipse.gef.ui.actions.SelectionAction.setSelection(SelectionAction.java:101) at org.eclipse.gef.ui.actions.SelectionAction.update(SelectionAction.java:124) at org.knime.workbench.editor2.actions.AbstractNodeAction.update(AbstractNodeAction.java:85) at org.eclipse.gef.ui.parts.GraphicalEditor.updateActions(GraphicalEditor.java:458) at org.knime.workbench.editor2.WorkflowEditor.firePropertyChange(WorkflowEditor.java:2267) at org.knime.workbench.editor2.WorkflowEditor$12.run(WorkflowEditor.java:3078) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) ... 23 more !ENTRY org.eclipse.ui 4 0 2018-06-04 17:10:32.245 !MESSAGE Unhandled event loop exception !STACK 0 org.eclipse.core.runtime.OperationCanceledException: Invalid default value aasa for variable PW! at org.knime.workbench.ui.wfvars.WorkflowVariablesEditDialog.okPressed(WorkflowVariablesEditDialog.java:228) at org.eclipse.jface.dialogs.Dialog.buttonPressed(Dialog.java:466) at org.eclipse.jface.dialogs.Dialog$2.widgetSelected(Dialog.java:618) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:249) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4228) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3816) at org.eclipse.jface.window.Window.runEventLoop(Window.java:818) at org.eclipse.jface.window.Window.open(Window.java:794) at org.knime.workbench.ui.wfvars.WorkflowVariablesDialog.addWorkflowVariable(WorkflowVariablesDialog.java:320) at org.knime.workbench.ui.wfvars.WorkflowVariablesDialog.access$4(WorkflowVariablesDialog.java:318) at org.knime.workbench.ui.wfvars.WorkflowVariablesDialog$3.widgetSelected(WorkflowVariablesDialog.java:218) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:249) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4228) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3816) at org.eclipse.jface.window.Window.runEventLoop(Window.java:818) at org.eclipse.jface.window.Window.open(Window.java:794) at org.knime.workbench.explorer.view.actions.GlobalOpenWorkflowVariablesDialogAction$1.run(GlobalOpenWorkflowVariablesDialogAction.java:130) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-04 17:47:31.764 !MESSAGE Unable to initialize part !STACK 0 java.lang.NullPointerException at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4719) at org.knime.core.node.workflow.WorkflowManager.resetAndConfigureAffectedLoopContext(WorkflowManager.java:4689) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4866) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4838) at org.knime.core.node.workflow.WorkflowManager.resetSuccessors(WorkflowManager.java:4810) at org.knime.core.node.workflow.WorkflowManager.sweep(WorkflowManager.java:8335) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7989) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.postLoad(WorkflowManager.java:7871) at org.knime.core.node.workflow.WorkflowManager.loadContent(WorkflowManager.java:7746) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7700) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7621) at org.knime.core.node.workflow.WorkflowManager.load(WorkflowManager.java:7594) at org.knime.core.node.workflow.WorkflowManager.loadProject(WorkflowManager.java:7439) at org.knime.workbench.editor2.LoadWorkflowRunnable.run(LoadWorkflowRunnable.java:168) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-04 17:47:31.765 !MESSAGE !STACK 0 java.lang.NullPointerException at org.knime.workbench.editor2.WorkflowEditor.getSubEditors(WorkflowEditor.java:469) at org.knime.workbench.editor2.WorkflowEditor.dispose(WorkflowEditor.java:560) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.handlePartInitException(CompatibilityPart.java:287) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:325) at sun.reflect.GeneratedMethodAccessor53.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:74) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:56) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:975) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:651) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:757) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:728) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:722) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:706) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1317) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:72) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4813) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:173) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:617) at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:581) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:770) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1214) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3261) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.ui 4 4 2018-06-04 17:47:31.766 !MESSAGE Unable to create part !SUBENTRY 1 org.eclipse.ui 4 0 2018-06-04 17:47:31.766 !MESSAGE java.lang.NullPointerException !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-04 17:47:31.894 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-04 17:47:31.895 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:677) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3269) at org.eclipse.ui.internal.WorkbenchPage.access$25(WorkbenchPage.java:3176) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:3158) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3153) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3117) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3098) at org.knime.workbench.explorer.view.ExplorerView.openEditor(ExplorerView.java:445) at org.knime.workbench.explorer.view.ExplorerView.openSelected(ExplorerView.java:415) at org.knime.workbench.explorer.view.ExplorerView.access$4(ExplorerView.java:370) at org.knime.workbench.explorer.view.ExplorerView$3$1.run(ExplorerView.java:476) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 2 2018-06-04 17:47:46.852 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.e4.ui.workbench". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer$1.handleEvent(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) !ENTRY org.eclipse.e4.ui.workbench 4 0 2018-06-04 17:47:46.877 !MESSAGE An exception occurred while notifying part listeners !STACK 0 java.lang.ClassCastException: org.eclipse.ui.internal.ErrorEditorPart cannot be cast to org.knime.workbench.editor2.WorkflowEditor at org.knime.workbench.editor2.actions.AddMetaNodeAction.setActiveEditor(AddMetaNodeAction.java:76) at org.eclipse.ui.internal.EditorPluginAction.editorChanged(EditorPluginAction.java:71) at org.eclipse.ui.internal.EditorActionBuilder$EditorContribution.editorChanged(EditorActionBuilder.java:80) at org.eclipse.ui.internal.EditorActionBuilder$ExternalContributor.setActiveEditor(EditorActionBuilder.java:129) at org.eclipse.ui.internal.EditorActionBars.partChanged(EditorActionBars.java:344) at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309) at org.eclipse.ui.internal.WorkbenchPage.access$18(WorkbenchPage.java:291) at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:250) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:757) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:682) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer$1.handleEvent(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1079) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1542) at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2467) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4835) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1656) at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2199) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2547) at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:88) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4889) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5115) at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3144) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3811) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:141) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519)