java.lang.ClassCastException: java.lang.Object cannot be cast to org.eclipse.e4.core.commands.EHandlerService

Eclipse Bugzilla | robert.munteanu | 4 years ago
  1. 0

    Bug 398925 – After prolonged usage Eclipse becomes unusable : java.lang.Object cannot be cast to org.eclipse.e4.core.commands.EHandlerService

    eclipse.org | 6 months ago
    java.lang.ClassCastException: java.lang.Object cannot be cast to org.eclipse.e4.core.commands.EHandlerService
  2. 0

    After prolonged usage Eclipse becomes unusable : java.lang.Object cannot be cast to org.eclipse.e4.core.commands.EHandlerService

    Eclipse Bugzilla | 4 years ago | robert.munteanu
    java.lang.ClassCastException: java.lang.Object cannot be cast to org.eclipse.e4.core.commands.EHandlerService
  3. 0

    Bug 400661 – Mark Occurrences does not work reliable in Juno

    eclipse.org | 6 months ago
    java.lang.ClassCastException: java.lang.Object cannot be cast to org.eclipse.e4.core.commands.EHandlerService
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  5. 0

    GitHub comment 2079#171638672

    GitHub | 11 months ago | danielgchap
    java.lang.ClassCastException: java.lang.Object cannot be cast to org.eclipse.e4.core.commands.EHandlerService
  6. 0

    ClassCastException in 4.2 while evaluating menu contributions

    Eclipse Bugzilla | 4 years ago | christian.georgi
    java.lang.ClassCastException: class java.lang.Object:null incompatible with interface org.eclipse.e4.core.commands.EHandlerService:org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader@37e7eb[org.eclipse.e4.core.commands:0.10.1.v20120523-1955(id=719)]

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    Root Cause Analysis

    1. java.lang.ClassCastException

      java.lang.Object cannot be cast to org.eclipse.e4.core.commands.EHandlerService

      at org.eclipse.ui.internal.menus.MenuHelper$1.evaluate()
    2. Workbench
      MenuHelper$1.evaluate
      1. org.eclipse.ui.internal.menus.MenuHelper$1.evaluate(MenuHelper.java:240)
      1 frame
    3. Eclipse Workbench
      ContributionsAnalyzer.isVisible
      1. org.eclipse.e4.ui.internal.workbench.ContributionsAnalyzer.isVisible(ContributionsAnalyzer.java:248)
      1 frame
    4. org.eclipse.e4
      EclipseContext.activate
      1. org.eclipse.e4.ui.workbench.renderers.swt.ToolBarContributionRecord.computeVisibility(ToolBarContributionRecord.java:114)
      2. org.eclipse.e4.ui.workbench.renderers.swt.ToolBarContributionRecord.updateVisibility(ToolBarContributionRecord.java:68)
      3. org.eclipse.e4.ui.workbench.renderers.swt.ToolBarManagerRenderer$6.changed(ToolBarManagerRenderer.java:352)
      4. org.eclipse.e4.core.internal.contexts.TrackableComputationExt.update(TrackableComputationExt.java:110)
      5. org.eclipse.e4.core.internal.contexts.EclipseContext.processScheduled(EclipseContext.java:328)
      6. org.eclipse.e4.core.internal.contexts.EclipseContext.set(EclipseContext.java:342)
      7. org.eclipse.e4.core.internal.contexts.EclipseContext.activate(EclipseContext.java:625)
      7 frames
    5. Eclipse Workbench
      PartServiceImpl.switchPerspective
      1. org.eclipse.e4.ui.internal.workbench.PartServiceImpl.switchPerspective(PartServiceImpl.java:503)
      1 frame
    6. org.eclipse.e4
      UIEventHandler$1.run
      1. org.eclipse.e4.ui.workbench.renderers.swt.PerspectiveStackRenderer.showTab(PerspectiveStackRenderer.java:124)
      2. org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:66)
      3. org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:41)
      3 frames
    7. RWT
      Synchronizer.syncExec
      1. org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      1 frame
    8. Eclipse UI
      UISynchronizer.syncExec
      1. org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      1 frame
    9. RWT
      Display.syncExec
      1. org.eclipse.swt.widgets.Display.syncExec(Display.java:4454)
      1 frame
    10. Eclipse Workbench SWT
      E4Application$1.syncExec
      1. org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:187)
      1 frame
    11. org.eclipse.e4
      UIEventHandler.handleEvent
      1. org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:38)
      1 frame
    12. org.eclipse.equinox
      EventHandlerTracker.dispatchEvent
      1. org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:197)
      2. org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197)
      3. org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1)
      3 frames
    13. Eclipse OSGi
      ListenerQueue.dispatchEventSynchronous
      1. org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)
      2. org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)
      2 frames
    14. org.eclipse.equinox
      EventComponent.sendEvent
      1. org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135)
      2. org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78)
      3. org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39)
      3 frames
    15. org.eclipse.e4
      EventBroker.send
      1. org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:80)
      1 frame
    16. Eclipse Workbench
      UIEventPublisher.notifyChanged
      1. org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:58)
      1 frame
    17. org.eclipse.emf.common
      BasicNotifierImpl.eNotify
      1. org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374)
      1 frame
    18. org.eclipse.e4
      PerspectiveSwitcher$13.widgetSelected
      1. org.eclipse.e4.ui.model.application.ui.advanced.impl.PerspectiveStackImpl.setSelectedElement(PerspectiveStackImpl.java:135)
      2. org.eclipse.e4.ui.model.application.ui.advanced.impl.PerspectiveStackImpl.setSelectedElement(PerspectiveStackImpl.java:1)
      3. org.eclipse.e4.ui.workbench.addons.perspectiveswitcher.PerspectiveSwitcher$13.widgetSelected(PerspectiveSwitcher.java:439)
      3 frames
    19. RWT
      Display.readAndDispatch
      1. org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:248)
      2. org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      3. org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1392)
      4. org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3705)
      5. org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3326)
      5 frames
    20. Eclipse Workbench SWT
      PartRenderingEngine$9.run
      1. org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1057)
      1 frame
    21. Databinding
      Realm.runWithDefault
      1. org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      1 frame
    22. Eclipse Workbench SWT
      PartRenderingEngine.run
      1. org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:941)
      1 frame
    23. Eclipse Workbench
      E4Workbench.createAndRunUI
      1. org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:79)
      1 frame
    24. Eclipse UI
      Workbench$5.run
      1. org.eclipse.ui.internal.Workbench$5.run(Workbench.java:588)
      1 frame
    25. Databinding
      Realm.runWithDefault
      1. org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      1 frame
    26. Eclipse UI
      Workbench.createAndRunWorkbench
      1. org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:543)
      1 frame
    27. Eclipse UI
      PlatformUI.createAndRunWorkbench
      1. org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      1 frame
    28. Eclipse IDE
      IDEApplication.start
      1. org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      1 frame
    29. Equinox Container
      EclipseAppHandle.run
      1. org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      1 frame
    30. Eclipse OSGi
      EclipseStarter.run
      1. org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      2. org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      3. org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:354)
      4. org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:181)
      4 frames
    31. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:601)
      4 frames
    32. Equinox
      Main.main
      1. org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:636)
      2. org.eclipse.equinox.launcher.Main.basicRun(Main.java:591)
      3. org.eclipse.equinox.launcher.Main.run(Main.java:1450)
      4. org.eclipse.equinox.launcher.Main.main(Main.java:1426)
      4 frames