Continental nodes invisible

Yes, I reinstalled them with the same result.

Hi,

tried to reproduce it by updating KNIME but couldn’t. Also tried uninstalling and then installing and also nothing. Did you try with -clean option in your .ini file?

Br,
Ivan

1 Like

What -clean will do?

Hi @izaychik63,

The -clean option forces KNIME AP to recreate it’s plugin configuration files. Sometimes things go wrong during installation etc, this has been proven to fix some of these issues. Remember to remove this option again, as it slows down the startup time of KNIME AP.

best,
Gabriel

2 Likes

After restart with -clean still see just one Continental node. Should I reinstall again?
Also, I have warning and error below
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 file:/C:/Users/zaychiki/knime-workspace/

org.eclipse.ui

Warning

Tue Jun 11 12:38:30 EDT 2019

Warnings while parsing the key bindings from the ‘org.eclipse.ui.commands’ and ‘org.eclipse.ui.bindings’ extension point

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 file:/C:/Users/zaychiki/knime-workspace/

com.continental.knime.xlsformatter

Error

Tue Jun 11 12:38:20 EDT 2019

FrameworkEvent ERROR

org.osgi.framework.BundleException: Could not resolve module: com.continental.knime.xlsformatter [1172]

Bundle was not resolved because of a uses contraint violation.

org.osgi.service.resolver.ResolutionException: Uses constraint violation. Unable to resolve resource com.continental.knime.xlsformatter [osgi.identity; type=“osgi.bundle”; version:Version=“0.8.2.v201906071229”; osgi.identity=“com.continental.knime.xlsformatter”; singleton:=“true”] because it is exposed to package ‘org.w3c.dom.events’ from resources org.eclipse.osgi [osgi.identity; type=“osgi.bundle”; version:Version=“3.12.100.v20180210-1608”; osgi.identity=“org.eclipse.osgi”; singleton:=“true”] and org.w3c.dom.events [osgi.identity; type=“osgi.bundle”; version:Version=“3.0.0.draft20060413_v201105210656”; osgi.identity=“org.w3c.dom.events”] via two dependency chains.

Chain 1:

com.continental.knime.xlsformatter [osgi.identity; type=“osgi.bundle”; version:Version=“0.8.2.v201906071229”; osgi.identity=“com.continental.knime.xlsformatter”; singleton:=“true”]

require: (&(osgi.wiring.bundle=org.eclipse.core.runtime)(&(bundle-version>=3.13.0)(!(bundle-version>=4.0.0))))

 |

provide: osgi.wiring.bundle: org.eclipse.core.runtime

org.eclipse.osgi [osgi.identity; type=“osgi.bundle”; version:Version=“3.12.100.v20180210-1608”; osgi.identity=“org.eclipse.osgi”; singleton:=“true”]

Chain 2:

com.continental.knime.xlsformatter [osgi.identity; type=“osgi.bundle”; version:Version=“0.8.2.v201906071229”; osgi.identity=“com.continental.knime.xlsformatter”; singleton:=“true”]

require: (&(osgi.wiring.bundle=org.apache.servicemix.bundles.poi)(&(bundle-version>=3.17.0)(!(bundle-version>=5.0.0))))

 |

provide: osgi.wiring.bundle; bundle-version:Version="3.17.0.1"; osgi.wiring.bundle="org.apache.servicemix.bundles.poi"

org.apache.servicemix.bundles.poi [osgi.identity; type=“osgi.bundle”; version:Version=“3.17.0.1”; osgi.identity=“org.apache.servicemix.bundles.poi”]

import: (osgi.wiring.package=org.w3c.dom.events)

 |

export: osgi.wiring.package: org.w3c.dom.events

org.w3c.dom.events [osgi.identity; type=“osgi.bundle”; version:Version=“3.0.0.draft20060413_v201105210656”; osgi.identity=“org.w3c.dom.events”]

            at org.eclipse.osgi.container.Module.start(Module.java:444)

            at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1634)

            at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1613)

            at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.doContainerStartLevel(ModuleContainer.java:1585)

            at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1528)

            at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1)

            at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)

            at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:340)

Hi @izaychik63 ,

you did only restart? Try closing KNIME and then starting it again: Missing value on Linux

this is second time I’ve seen FrameworkEvent error for this module (com.continental.knime.xlsformatter)

This started after update, right?

Anyways will explore it and get back to you.

Br,
Ivan

1 Like

The framework error is stable.
Also, I have one more
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

org.eclipse.ui

Error

Wed Jun 12 09:25:30 EDT 2019

Unhandled event loop exception

org.eclipse.swt.SWTException: Widget is disposed

            at org.eclipse.swt.SWT.error(SWT.java:4533)

            at org.eclipse.swt.SWT.error(SWT.java:4448)

            at org.eclipse.swt.SWT.error(SWT.java:4419)

            at org.eclipse.swt.widgets.Widget.error(Widget.java:482)

            at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:354)

            at org.eclipse.swt.widgets.Widget.getStyle(Widget.java:679)

            at org.eclipse.draw2d.LightweightSystem$RootFigure.isMirrored(LightweightSystem.java:338)

            at org.eclipse.draw2d.Figure.isMirrored(Figure.java:1035)

            at org.eclipse.draw2d.Figure.isMirrored(Figure.java:1035)

            at org.eclipse.draw2d.Figure.isMirrored(Figure.java:1035)

            at org.eclipse.draw2d.Figure.isMirrored(Figure.java:1035)

            at org.eclipse.draw2d.Figure.isMirrored(Figure.java:1035)

            at org.eclipse.draw2d.Figure.isMirrored(Figure.java:1035)

            at org.eclipse.draw2d.Figure.isMirrored(Figure.java:1035)

            at org.eclipse.draw2d.Figure.isMirrored(Figure.java:1035)

            at org.eclipse.draw2d.text.BlockFlow.getOrientation(BlockFlow.java:166)

            at org.eclipse.draw2d.text.BlockFlow.validate(BlockFlow.java:307)

            at org.eclipse.draw2d.text.FlowPage.validate(FlowPage.java:150)

            at org.eclipse.draw2d.text.FlowPage.getPreferredSize(FlowPage.java:85)

            at org.eclipse.draw2d.BorderLayout.calculatePreferredSize(BorderLayout.java:157)

            at org.eclipse.draw2d.AbstractLayout.getPreferredSize(AbstractLayout.java:110)

            at org.eclipse.draw2d.AbstractHintLayout.getPreferredSize(AbstractHintLayout.java:90)

            at org.eclipse.draw2d.Figure.getPreferredSize(Figure.java:810)

            at org.eclipse.draw2d.Figure.getPreferredSize(Figure.java:800)

            at org.knime.workbench.editor2.editparts.NodeAnnotationEditPart$1.run(NodeAnnotationEditPart.java:125)

            at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:37)

            at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182)

            at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4213)

            at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3820)

            at org.eclipse.swt.widgets.Display.release(Display.java:3874)

            at org.eclipse.swt.graphics.Device.dispose(Device.java:298)

            at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:160)

            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:653)

            at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)

            at org.eclipse.equinox.launcher.Main.run(Main.java:1499)

That’s an interesting stack trace as it has to do with rendering annotations on the workflow canvas, so i’m not sure how that could impact seeing the existence of the nodes in the repository. If you close all open workflows, you should at least no longer see this exception and it will rule out whether it is somehow impacting the populating of the repository.

2 Likes

Thank you quaeler. After I closed half of the opened WF second error gone.

Ivan, do you have updates for my issue?

Hi @izaychik63,

Just to check where this the steps you performed?

  • uninstall Continental extension
  • close KNIME and start it with -clean option
  • install Continental Extension

If not try it in that order. If you already tried it I will look further.

Br,
Ivan

Ivan, I did it as you recommended. Error is persisting.

Hi @izaychik63,

Can you please try with a fresh installation of KNIME AP and a new Workspace? Just download the zip and extract it someplace.

best,
Gabriel

1 Like

It will be a hard choice. I do not have installation permissions anymore.

You do not need any special permissions to run use the version shipped with the zip file. You can just extract it and double-click the knime.exe file.

My company policy prohibits to run exe files. Only installed by admin.

Also, I’ve got 2 new errors after installing update for RDKit. today
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

org.eclipse.osgi

Error

Fri Jun 21 09:01:01 EDT 2019

An error occurred while automatically activating bundle com.vernalis.knime.chem.mmp (1229).

org.osgi.framework.BundleException: Exception in com.vernalis.knime.mmp.MatchedPairsMultipleCutsNodePlugin.start() of bundle com.vernalis.knime.chem.mmp.

            at org.eclipse.osgi.internal.framework.BundleContextImpl.startActivator(BundleContextImpl.java:800)

            at org.eclipse.osgi.internal.framework.BundleContextImpl.start(BundleContextImpl.java:729)

            at org.eclipse.osgi.internal.framework.EquinoxBundle.startWorker0(EquinoxBundle.java:933)

            at org.eclipse.osgi.internal.framework.EquinoxBundle$EquinoxModule.startWorker(EquinoxBundle.java:309)

            at org.eclipse.osgi.container.Module.doStart(Module.java:581)

            at org.eclipse.osgi.container.Module.start(Module.java:449)

            at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:468)

            at org.eclipse.osgi.internal.hooks.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:103)

            at org.eclipse.osgi.internal.loader.classpath.ClasspathManager.findLocalClass(ClasspathManager.java:529)

            at org.eclipse.osgi.internal.loader.ModuleClassLoader.findLocalClass(ModuleClassLoader.java:328)

            at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:368)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:446)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:395)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:387)

            at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:150)

            at java.lang.ClassLoader.loadClass(ClassLoader.java:357)

            at org.eclipse.osgi.internal.framework.EquinoxBundle.loadClass(EquinoxBundle.java:564)

            at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)

            at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)

            at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)

            at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)

            at org.knime.workbench.repository.RepositoryFactory.createNode(RepositoryFactory.java:118)

            at org.knime.workbench.repository.RepositoryManager.readNodes(RepositoryManager.java:352)

            at org.knime.workbench.repository.RepositoryManager.readRepository(RepositoryManager.java:169)

            at org.knime.workbench.repository.RepositoryManager.getNodeTemplate(RepositoryManager.java:634)

            at org.knime.workbench.repository.NodeUsageRegistry.loadFrequentNodes(NodeUsageRegistry.java:375)

            at org.knime.workbench.ui.favorites.FavoriteNodesManager.loadFavoriteNodes(FavoriteNodesManager.java:290)

            at org.knime.workbench.ui.favorites.FavoriteNodesManager.loadFavorites(FavoriteNodesManager.java:264)

            at org.knime.workbench.ui.favorites.FavoriteNodesManager.createTreeModel(FavoriteNodesManager.java:172)

            at org.knime.workbench.ui.favorites.FavoriteNodesManager.<init>(FavoriteNodesManager.java:127)

            at org.knime.workbench.ui.favorites.FavoriteNodesManager.getInstance(FavoriteNodesManager.java:121)

            at org.knime.workbench.ui.favorites.FavoritesView$1.run(FavoritesView.java:113)

            at org.eclipse.core.internal.jobs.Worker.run(Worker.java:56)

Caused by: java.lang.UnsatisfiedLinkError: org.RDKit.RDKFuncsJNI.RWMol_MolFromSmarts__SWIG_3(Ljava/lang/String;)J

            at org.RDKit.RDKFuncsJNI.RWMol_MolFromSmarts__SWIG_3(Native Method)

            at org.RDKit.RWMol.MolFromSmarts(RWMol.java:436)

            at com.vernalis.knime.mmp.MatchedPairsMultipleCutsNodePlugin.start(MatchedPairsMultipleCutsNodePlugin.java:91)

            at org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:779)

            at org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:1)

            at java.security.AccessController.doPrivileged(Native Method)

            at org.eclipse.osgi.internal.framework.BundleContextImpl.startActivator(BundleContextImpl.java:772)

            ... 32 more

Root exception:

java.lang.UnsatisfiedLinkError: org.RDKit.RDKFuncsJNI.RWMol_MolFromSmarts__SWIG_3(Ljava/lang/String;)J

            at org.RDKit.RDKFuncsJNI.RWMol_MolFromSmarts__SWIG_3(Native Method)

            at org.RDKit.RWMol.MolFromSmarts(RWMol.java:436)

            at com.vernalis.knime.mmp.MatchedPairsMultipleCutsNodePlugin.start(MatchedPairsMultipleCutsNodePlugin.java:91)

            at org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:779)

            at org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:1)

            at java.security.AccessController.doPrivileged(Native Method)

            at org.eclipse.osgi.internal.framework.BundleContextImpl.startActivator(BundleContextImpl.java:772)

            at org.eclipse.osgi.internal.framework.BundleContextImpl.start(BundleContextImpl.java:729)

            at org.eclipse.osgi.internal.framework.EquinoxBundle.startWorker0(EquinoxBundle.java:933)

            at org.eclipse.osgi.internal.framework.EquinoxBundle$EquinoxModule.startWorker(EquinoxBundle.java:309)

            at org.eclipse.osgi.container.Module.doStart(Module.java:581)

            at org.eclipse.osgi.container.Module.start(Module.java:449)

            at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:468)

            at org.eclipse.osgi.internal.hooks.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:103)

            at org.eclipse.osgi.internal.loader.classpath.ClasspathManager.findLocalClass(ClasspathManager.java:529)

            at org.eclipse.osgi.internal.loader.ModuleClassLoader.findLocalClass(ModuleClassLoader.java:328)

            at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:368)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:446)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:395)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:387)

            at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:150)

            at java.lang.ClassLoader.loadClass(ClassLoader.java:357)

            at org.eclipse.osgi.internal.framework.EquinoxBundle.loadClass(EquinoxBundle.java:564)

            at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)

            at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)

            at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)

            at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)

            at org.knime.workbench.repository.RepositoryFactory.createNode(RepositoryFactory.java:118)

            at org.knime.workbench.repository.RepositoryManager.readNodes(RepositoryManager.java:352)

            at org.knime.workbench.repository.RepositoryManager.readRepository(RepositoryManager.java:169)

            at org.knime.workbench.repository.RepositoryManager.getNodeTemplate(RepositoryManager.java:634)

            at org.knime.workbench.repository.NodeUsageRegistry.loadFrequentNodes(NodeUsageRegistry.java:375)

            at org.knime.workbench.ui.favorites.FavoriteNodesManager.loadFavoriteNodes(FavoriteNodesManager.java:290)

            at org.knime.workbench.ui.favorites.FavoriteNodesManager.loadFavorites(FavoriteNodesManager.java:264)

            at org.knime.workbench.ui.favorites.FavoriteNodesManager.createTreeModel(FavoriteNodesManager.java:172)

            at org.knime.workbench.ui.favorites.FavoriteNodesManager.<init>(FavoriteNodesManager.java:127)

            at org.knime.workbench.ui.favorites.FavoriteNodesManager.getInstance(FavoriteNodesManager.java:121)

            at org.knime.workbench.ui.favorites.FavoritesView$1.run(FavoritesView.java:113)

            at org.eclipse.core.internal.jobs.Worker.run(Worker.java:56)

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

org.rdkit.knime.types

Error

Fri Jun 21 09:00:47 EDT 2019

Could not load native RDKit library: no boost_serialization-vc140-mt-x64-1_67 in java.library.path

java.lang.UnsatisfiedLinkError: no boost_serialization-vc140-mt-x64-1_67 in java.library.path

            at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1867)

            at java.lang.Runtime.loadLibrary0(Runtime.java:870)

            at java.lang.System.loadLibrary(System.java:1122)

            at org.rdkit.knime.RDKitTypesPluginActivator.start(RDKitTypesPluginActivator.java:169)

            at org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:779)

            at org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:1)

            at java.security.AccessController.doPrivileged(Native Method)

            at org.eclipse.osgi.internal.framework.BundleContextImpl.startActivator(BundleContextImpl.java:772)

            at org.eclipse.osgi.internal.framework.BundleContextImpl.start(BundleContextImpl.java:729)

            at org.eclipse.osgi.internal.framework.EquinoxBundle.startWorker0(EquinoxBundle.java:933)

            at org.eclipse.osgi.internal.framework.EquinoxBundle$EquinoxModule.startWorker(EquinoxBundle.java:309)

            at org.eclipse.osgi.container.Module.doStart(Module.java:581)

            at org.eclipse.osgi.container.Module.start(Module.java:449)

            at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:468)

            at org.eclipse.osgi.internal.hooks.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:103)

            at org.eclipse.osgi.internal.loader.classpath.ClasspathManager.findLocalClass(ClasspathManager.java:529)

            at org.eclipse.osgi.internal.loader.ModuleClassLoader.findLocalClass(ModuleClassLoader.java:328)

            at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:368)

            at org.eclipse.osgi.internal.loader.sources.SingleSourcePackage.loadClass(SingleSourcePackage.java:36)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:442)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:395)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:387)

            at org.eclipse.osgi.internal.loader.buddy.DependentPolicy.loadClass(DependentPolicy.java:55)

            at org.eclipse.osgi.internal.loader.buddy.PolicyHandler.doBuddyClassLoading(PolicyHandler.java:141)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:471)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:395)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:387)

            at org.eclipse.osgi.internal.loader.buddy.DependentPolicy.loadClass(DependentPolicy.java:55)

            at org.eclipse.osgi.internal.loader.buddy.PolicyHandler.doBuddyClassLoading(PolicyHandler.java:141)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:471)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:395)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:387)

            at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:150)

            at java.lang.ClassLoader.loadClass(ClassLoader.java:357)

            at java.lang.Class.forName0(Native Method)

            at java.lang.Class.forName(Class.java:264)

            at org.knime.core.data.ExtensibleUtilityFactory.loadAllFactories(ExtensibleUtilityFactory.java:383)

            at org.knime.core.data.ExtensibleUtilityFactory.getAllFactories(ExtensibleUtilityFactory.java:351)

            at org.knime.workbench.ui.preferences.PreferenceInitializer.initializeDefaultPreferences(PreferenceInitializer.java:139)

            at org.eclipse.core.internal.preferences.PreferenceServiceRegistryHelper$1.run(PreferenceServiceRegistryHelper.java:298)

            at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)

            at org.eclipse.core.internal.preferences.PreferenceServiceRegistryHelper.runInitializer(PreferenceServiceRegistryHelper.java:301)

            at org.eclipse.core.internal.preferences.PreferenceServiceRegistryHelper.applyRuntimeDefaults(PreferenceServiceRegistryHelper.java:131)

            at org.eclipse.core.internal.preferences.PreferencesService.applyRuntimeDefaults(PreferencesService.java:371)

            at org.eclipse.core.internal.preferences.DefaultPreferences.applyRuntimeDefaults(DefaultPreferences.java:222)

            at org.eclipse.core.internal.preferences.DefaultPreferences.load(DefaultPreferences.java:276)

            at org.eclipse.core.internal.preferences.EclipsePreferences.create(EclipsePreferences.java:370)

            at org.eclipse.core.internal.preferences.EclipsePreferences.internalNode(EclipsePreferences.java:623)

            at org.eclipse.core.internal.preferences.EclipsePreferences.node(EclipsePreferences.java:766)

            at org.eclipse.core.internal.preferences.AbstractScope.getNode(AbstractScope.java:38)

            at org.eclipse.core.runtime.preferences.DefaultScope.getNode(DefaultScope.java:74)

            at org.eclipse.ui.preferences.ScopedPreferenceStore.getDefaultPreferences(ScopedPreferenceStore.java:233)

            at org.eclipse.ui.preferences.ScopedPreferenceStore.getPreferenceNodes(ScopedPreferenceStore.java:264)

            at org.eclipse.ui.preferences.ScopedPreferenceStore.internalGet(ScopedPreferenceStore.java:412)

            at org.eclipse.ui.preferences.ScopedPreferenceStore.getInt(ScopedPreferenceStore.java:430)

            at org.knime.workbench.ui.KNIMEUIPlugin.start(KNIMEUIPlugin.java:135)

            at org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:779)

            at org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:1)

            at java.security.AccessController.doPrivileged(Native Method)

            at org.eclipse.osgi.internal.framework.BundleContextImpl.startActivator(BundleContextImpl.java:772)

            at org.eclipse.osgi.internal.framework.BundleContextImpl.start(BundleContextImpl.java:729)

            at org.eclipse.osgi.internal.framework.EquinoxBundle.startWorker0(EquinoxBundle.java:933)

            at org.eclipse.osgi.internal.framework.EquinoxBundle$EquinoxModule.startWorker(EquinoxBundle.java:309)

            at org.eclipse.osgi.container.Module.doStart(Module.java:581)

            at org.eclipse.osgi.container.Module.start(Module.java:449)

            at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:468)

            at org.eclipse.osgi.internal.hooks.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:103)

            at org.eclipse.osgi.internal.loader.classpath.ClasspathManager.findLocalClass(ClasspathManager.java:529)

            at org.eclipse.osgi.internal.loader.ModuleClassLoader.findLocalClass(ModuleClassLoader.java:328)

            at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:368)

            at org.eclipse.osgi.internal.loader.sources.SingleSourcePackage.loadClass(SingleSourcePackage.java:36)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:442)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:395)

            at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:387)

            at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:150)

            at java.lang.ClassLoader.loadClass(ClassLoader.java:357)

            at org.knime.product.rcp.KNIMEApplicationActionBarAdvisor.makeActions(KNIMEApplicationActionBarAdvisor.java:208)

            at org.eclipse.ui.application.ActionBarAdvisor.fillActionBars(ActionBarAdvisor.java:149)

            at org.knime.product.rcp.KNIMEApplicationActionBarAdvisor.fillActionBars(KNIMEApplicationActionBarAdvisor.java:487)

            at org.eclipse.ui.internal.WorkbenchWindow.fillActionBars(WorkbenchWindow.java:2592)

            at org.eclipse.ui.internal.WorkbenchWindow.setup(WorkbenchWindow.java:673)

            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:990)

            at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:124)

            at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:91)

            at org.eclipse.e4.core.contexts.ContextInjectionFactory.inject(ContextInjectionFactory.java:73)

            at org.eclipse.ui.internal.Workbench.createWorkbenchWindow(Workbench.java:1494)

            at org.eclipse.ui.internal.Workbench.openWorkbenchWindow(Workbench.java:2571)

            at org.eclipse.ui.internal.Workbench.getWorkbenchPage(Workbench.java:2016)

            at org.eclipse.ui.internal.Workbench.setReference(Workbench.java:2064)

            at org.eclipse.ui.internal.Workbench.lambda$11(Workbench.java:1954)

            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:144)

            at org.eclipse.swt.widgets.Display.syncExec(Display.java:4889)

            at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:212)

            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:52)

            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.basic.impl.PartImpl.setContext(PartImpl.java:443)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:636)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$1.run(PartRenderingEngine.java:546)

            at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:530)

            at org.eclipse.e4.ui.workbench.renderers.swt.ElementReferenceRenderer.createWidget(ElementReferenceRenderer.java:70)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:992)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:661)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:767)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:738)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:732)

            at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:716)

            at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1293)

            at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer.postProcess(LazyStackRenderer.java:97)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:679)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:767)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:738)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:732)

            at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:716)

            at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:69)

            at org.eclipse.e4.ui.workbench.renderers.swt.SashRenderer.processContents(SashRenderer.java:137)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:675)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:767)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:738)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:732)

            at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:716)

            at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:69)

            at org.eclipse.e4.ui.workbench.renderers.swt.SashRenderer.processContents(SashRenderer.java:137)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:675)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:767)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:738)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:732)

            at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:716)

            at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:69)

            at org.eclipse.e4.ui.workbench.renderers.swt.PerspectiveRenderer.processContents(PerspectiveRenderer.java:49)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:675)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:767)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:738)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:732)

            at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:716)

            at org.eclipse.e4.ui.workbench.renderers.swt.PerspectiveStackRenderer.showTab(PerspectiveStackRenderer.java:79)

            at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer.postProcess(LazyStackRenderer.java:97)

            at org.eclipse.e4.ui.workbench.renderers.swt.PerspectiveStackRenderer.postProcess(PerspectiveStackRenderer.java:61)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:679)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:767)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:738)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:732)

            at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:716)

            at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:69)

            at org.eclipse.e4.ui.workbench.renderers.swt.SashRenderer.processContents(SashRenderer.java:137)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:675)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:767)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:738)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:732)

            at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:716)

            at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:69)

            at org.eclipse.e4.ui.workbench.renderers.swt.WBWRenderer.processContents(WBWRenderer.java:704)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:675)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:767)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:738)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:732)

            at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:716)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1076)

            at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)

            at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1039)

            at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:153)

            at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:680)

            at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)

            at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:594)

            at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148)

            at org.knime.product.rcp.KNIMEApplication.start(KNIMEApplication.java:144)

            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:653)

            at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)

            at org.eclipse.equinox.launcher.Main.run(Main.java:1499)

Could it be, that because you have such a draconian administrative policy over your machine, that even installing new plugins is being disallowed in some fashion?

Could it be permissions to create/rename/delete KNIME subfolders? I saw new folder structure is different from the one I have.

Could be - i don’t know what restrictions are placed on your OS install. Plugins are placed in the plugins sub-directory. A plugin can either remain as a jar, or it can be unpacked - this is up to the specific plugin’s specification. If it is unpacked, it will have a directory under plugins made for its contents.