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Bug 468921 - IllegalArgumentException in ViewerComparator.sort (189)
Summary: IllegalArgumentException in ViewerComparator.sort (189)
Status: CLOSED DUPLICATE of bug 460618
Alias: None
Product: JDT
Classification: Eclipse Project
Component: UI (show other bugs)
Version: 4.5   Edit
Hardware: All All
: P3 normal (vote)
Target Milestone: ---   Edit
Assignee: JDT-UI-Inbox CLA
QA Contact:
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2015-06-01 04:13 EDT by EPP Error Reports CLA
Modified: 2015-06-01 07:30 EDT (History)
2 users (show)

See Also:


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Description EPP Error Reports CLA 2015-06-01 04:13:30 EDT
The following incident was reported via the automated error reporting:


    code:                   2
    plugin:                 org.eclipse.jface_3.11.0.v20150121-1751
    message:                Problems occurred when invoking code from plug-in: "org.eclipse.jface".
    fingerprint:            98a51b78
    exception class:        java.lang.IllegalArgumentException
    exception message:      Comparison method violates its general contract!
    number of children:     0
    
    java.lang.IllegalArgumentException: Comparison method violates its general contract!
    at java.util.TimSort.mergeHi(TimSort.java:868)
    at java.util.TimSort.mergeAt(TimSort.java:485)
    at java.util.TimSort.mergeForceCollapse(TimSort.java:426)
    at java.util.TimSort.sort(TimSort.java:223)
    at java.util.TimSort.sort(TimSort.java:173)
    at java.util.Arrays.sort(Arrays.java:659)
    at org.eclipse.jface.viewers.ViewerComparator.sort(ViewerComparator.java:189)
    at org.eclipse.jface.viewers.AbstractTreeViewer.getSortedChildren(AbstractTreeViewer.java:640)
    at org.eclipse.jface.viewers.AbstractTreeViewer.updateChildren(AbstractTreeViewer.java:2647)
    at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefreshStruct(AbstractTreeViewer.java:1916)
    at org.eclipse.jface.viewers.TreeViewer.internalRefreshStruct(TreeViewer.java:684)
    at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefresh(AbstractTreeViewer.java:1891)
    at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefresh(AbstractTreeViewer.java:1848)
    at org.eclipse.jface.viewers.StructuredViewer$8.run(StructuredViewer.java:1554)
    at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1462)
    at org.eclipse.jface.viewers.TreeViewer.preservingSelection(TreeViewer.java:366)
    at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1423)
    at org.eclipse.jface.viewers.StructuredViewer.refresh(StructuredViewer.java:1551)
    at org.eclipse.jface.viewers.ColumnViewer.refresh(ColumnViewer.java:534)
    at org.eclipse.jface.viewers.StructuredViewer.refresh(StructuredViewer.java:1507)
    at org.eclipse.jdt.internal.ui.workingsets.AbstractWorkingSetWizardPage.createControl(AbstractWorkingSetWizardPage.java:223)
    at org.eclipse.jdt.internal.ui.workingsets.JavaWorkingSetPage.createControl(JavaWorkingSetPage.java:99)
    at org.eclipse.jface.wizard.WizardDialog.updateForPage(WizardDialog.java:1216)
    at org.eclipse.jface.wizard.WizardDialog.access$4(WizardDialog.java:1208)
    at org.eclipse.jface.wizard.WizardDialog$8.run(WizardDialog.java:1197)
    at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
    at org.eclipse.jface.wizard.WizardDialog.showPage(WizardDialog.java:1194)
    at org.eclipse.ui.internal.dialogs.WorkingSetTypePage.handleDoubleClick(WorkingSetTypePage.java:200)
    at org.eclipse.ui.internal.dialogs.WorkingSetTypePage.access$1(WorkingSetTypePage.java:198)
    at org.eclipse.ui.internal.dialogs.WorkingSetTypePage$2.doubleClick(WorkingSetTypePage.java:123)
    at org.eclipse.jface.viewers.StructuredViewer$1.run(StructuredViewer.java:832)
    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
    at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:50)
    at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:173)
    at org.eclipse.jface.viewers.StructuredViewer.fireDoubleClick(StructuredViewer.java:829)
    at org.eclipse.jface.viewers.StructuredViewer.handleDoubleSelect(StructuredViewer.java:1150)
    at org.eclipse.jface.viewers.StructuredViewer$4.widgetDefaultSelected(StructuredViewer.java:1263)
    at org.eclipse.jface.util.OpenStrategy.fireDefaultSelectionEvent(OpenStrategy.java:252)
    at org.eclipse.jface.util.OpenStrategy.access$0(OpenStrategy.java:249)
    at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:311)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4200)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1467)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1490)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1475)
    at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1279)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4042)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3669)
    at org.eclipse.jface.window.Window.runEventLoop(Window.java:827)
    at org.eclipse.jface.window.Window.open(Window.java:803)
    at org.eclipse.ui.internal.dialogs.AbstractWorkingSetDialog.createWorkingSet(AbstractWorkingSetDialog.java:268)
    at org.eclipse.ui.internal.dialogs.AbstractWorkingSetDialog$1.widgetSelected(AbstractWorkingSetDialog.java:125)
    at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:248)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4200)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1467)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1490)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1475)
    at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1279)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4042)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3669)
    at org.eclipse.jface.window.Window.runEventLoop(Window.java:827)
    at org.eclipse.jface.window.Window.open(Window.java:803)
    at org.eclipse.ui.internal.dialogs.AbstractWorkingSetDialog.open(AbstractWorkingSetDialog.java:313)
    at org.eclipse.ui.dialogs.WorkingSetConfigurationBlock$1.widgetSelected(WorkingSetConfigurationBlock.java:304)
    at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:248)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4200)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1467)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1490)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1475)
    at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1279)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4042)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3669)
    at org.eclipse.jface.window.Window.runEventLoop(Window.java:827)
    at org.eclipse.jface.window.Window.open(Window.java:803)
    at org.eclipse.ui.internal.handlers.WizardHandler$Import.executeHandler(WizardHandler.java:158)
    at org.eclipse.ui.internal.handlers.WizardHandler.execute(WizardHandler.java:290)
    at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:295)
    at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:90)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java:-2)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55)
    at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:247)
    at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:229)
    at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:132)
    at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:149)
    at org.eclipse.core.commands.Command.executeWithChecks(Command.java:499)
    at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:508)
    at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:210)
    at org.eclipse.ui.internal.handlers.LegacyHandlerService.executeCommand(LegacyHandlerService.java:343)
    at org.eclipse.ui.internal.actions.CommandAction.runWithEvent(CommandAction.java:160)
    at org.eclipse.ui.internal.actions.CommandAction.run(CommandAction.java:175)
    at org.eclipse.ui.actions.ImportResourcesAction.run(ImportResourcesAction.java:99)
    at org.eclipse.ui.actions.BaseSelectionListenerAction.runWithEvent(BaseSelectionListenerAction.java:170)
    at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:595)
    at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:511)
    at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:420)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4200)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1467)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1490)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1475)
    at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1279)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4042)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3669)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1151)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1032)
    at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156)
    at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:648)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:592)
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:138)
    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:380)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java:-2)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:648)
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:603)
    at org.eclipse.equinox.launcher.Main.run(Main.java:1465)
   
  

General Information:

    reported-by:      Sebastian Zarnekow
    anonymous-id:     4bea9201-b28a-4c92-b55b-aabb7c747f36
    eclipse-build-id: 4.5.0.I20150203-1300
    eclipse-product:  org.eclipse.epp.package.committers.product
    operating system: MacOSX 10.10.2 (x86_64) - cocoa
    jre-version:      1.7.0_75-b13

The following plug-ins were present on the execution stack (*):
    1. org.eclipse.core.commands_3.6.100.v20141026-0121
    2. org.eclipse.core.databinding.observable_1.4.1.v20140910-2107
    3. org.eclipse.core.databinding_1.4.100.v20141002-1314
    4. org.eclipse.core.runtime_3.10.0.v20150112-1422
    5. org.eclipse.e4.core.commands_0.10.2.v20140424-2344
    6. org.eclipse.e4.core.contexts_1.3.100.v20140407-1019
    7. org.eclipse.e4.core.di_1.4.0.v20140813-2240
    8. org.eclipse.e4.ui.workbench_1.3.0.v20150113-2327
    9. org.eclipse.e4.ui.workbench.swt_0.12.100.v20150114-0905
    10. org.eclipse.equinox.app_1.3.200.v20130910-1609
    11. org.eclipse.equinox.launcher_1.3.0.v20140415-2008
    12. org.eclipse.jdt.ui_3.10.100.v20150212-0819
    13. org.eclipse.jdt_3.11.0.v20150217-0800
    14. org.eclipse.jface_3.11.0.v20150121-1751
    15. org.eclipse.swt_3.104.0.v20150203-2243
    16. org.eclipse.ui_3.107.0.v20150107-0903
    17. org.eclipse.ui.ide.application_1.0.600.v20150120-1542
    18. org.eclipse.ui.ide_3.10.100.v20150126-1117

Please note that:
* Messages, stacktraces, and nested status objects may be shortened.
* Bug fields like status, resolution, and whiteboard are sent
  back to reporters.
* The list of present bundles and their respective versions was
  calculated by package naming heuristics. This may or may not reflect reality.

Other Resources:
* Report: https://dev.eclipse.org/recommenders/committers/confess/#/problems/54eae059e4b045c0d92bc017  
* Manual: https://dev.eclipse.org/recommenders/community/confess/#/guide


Thank you for your assistance.
Your friendly error-reports-inbox.
Comment 1 Dani Megert CLA 2015-06-01 07:30:35 EDT

*** This bug has been marked as a duplicate of bug 460618 ***