Bug 360948

Description Remy Suen 2011-10-14 07:56:41 EDT

+++ This bug was initially created as a clone of Bug #259557 +++

Build ID: M20080911-1700

Steps To Reproduce:
1. Use Eclipse to edit java files
2. Exception intermittently thrown
3. Unexpected exception thrown.


More information:
eclipse.buildId=M20080911-1700
java.version=1.6.0_10
java.vendor=Sun Microsystems Inc.
BootLoader constants: OS=linux, ARCH=x86, WS=gtk, NL=en_GB
Command-line arguments:  -os linux -ws gtk -arch x86


Error
Tue Dec 23 11:26:36 GMT 2008
An unexpected exception was thrown.

java.util.ConcurrentModificationException
	at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
	at java.util.HashMap$KeyIterator.next(HashMap.java:828)
	at org.eclipse.ui.internal.handlers.HandlerAuthority.processChangedCommands(HandlerAuthority.java:627)
	at org.eclipse.ui.internal.handlers.HandlerAuthority.access$1(HandlerAuthority.java:610)
	at org.eclipse.ui.internal.handlers.HandlerAuthority$1.propertyChange(HandlerAuthority.java:175)
	at org.eclipse.ui.internal.services.EvaluationAuthority$1.run(EvaluationAuthority.java:252)
	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
	at org.eclipse.ui.internal.services.EvaluationAuthority.fireServiceChange(EvaluationAuthority.java:246)
	at org.eclipse.ui.internal.services.EvaluationAuthority.endSourceChange(EvaluationAuthority.java:197)
	at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:135)
	at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:310)
	at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:289)
	at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
	at org.eclipse.ui.internal.services.ActivePartSourceProvider.checkActivePart(ActivePartSourceProvider.java:244)
	at org.eclipse.ui.internal.services.ActivePartSourceProvider$2.windowDeactivated(ActivePartSourceProvider.java:125)
	at org.eclipse.ui.internal.Workbench$13.run(Workbench.java:824)
	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
	at org.eclipse.ui.internal.Workbench.fireWindowDeactivated(Workbench.java:822)
	at org.eclipse.ui.internal.WorkbenchWindow$26.shellDeactivated(WorkbenchWindow.java:3012)
	at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:105)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1158)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1182)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1163)
	at org.eclipse.swt.widgets.Shell.filterProc(Shell.java:683)
	at org.eclipse.swt.widgets.Display.filterProc(Display.java:1470)
	at org.eclipse.swt.internal.gtk.OS._g_main_context_iteration(Native Method)
	at org.eclipse.swt.internal.gtk.OS.g_main_context_iteration(OS.java:1550)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3031)
	at org.eclipse.jface.window.Window.runEventLoop(Window.java:825)
	at org.eclipse.jface.window.Window.open(Window.java:801)
	at org.eclipse.ui.internal.about.AboutHandler.execute(AboutHandler.java:32)
	at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:281)
	at org.eclipse.core.commands.Command.executeWithChecks(Command.java:476)
	at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:508)
	at org.eclipse.ui.internal.handlers.HandlerService.executeCommand(HandlerService.java:169)
	at org.eclipse.ui.internal.handlers.SlaveHandlerService.executeCommand(SlaveHandlerService.java:247)
	at org.eclipse.ui.internal.actions.CommandAction.runWithEvent(CommandAction.java:157)
	at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:583)
	at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:500)
	at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:411)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1158)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3401)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3033)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2382)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2346)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2198)
	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:493)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:288)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:488)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:113)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:193)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:386)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:549)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:504)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1236)