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[eclipse-dev] Assertion failed: Mismatched begin/endOperation with eclipse 3.0 M3

I have just installed eclipse 3.0M3, then added the PMD and RDT plugins and
get the following error when I attempt to refresh or rebuild. Does anyone
have a workaround for this?

Peter Booth


        at org.eclipse.core.runtime.Platform.run(Platform.java:420)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
28)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
84)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
94)
        at
org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:154)
        at
org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java
:1016)
        at org.eclipse.core.runtime.Platform.run(Platform.java:420)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
68)
        at
org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.ja
va:256)
        at
org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:224)
        at
org.eclipse.core.internal.resources.Workspace.build(Workspace.java:175)
        at
org.eclipse.ui.actions.GlobalBuildAction$1.run(GlobalBuildAction.java:174)
        at
org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext
.java:101)
!ENTRY org.eclipse.core.resources 4 2 Sep 01, 2003 10:11:33.638
!MESSAGE Problems occurred when invoking code from plug-in:
"org.eclipse.core.resources".
!STACK 0
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/endOperation
        at org.eclipse.core.internal.utils.Assert.isTrue(Assert.java:100)
        at
org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:84
1)
        at
org.eclipse.core.internal.resources.Resource.deleteMarkers(Resource.java:700
)
        at
org.eclipse.jdt.internal.core.builder.JavaBuilder.removeProblemsAndTasksFor(
JavaBuilder.java:90)
        at
org.eclipse.jdt.internal.core.builder.BatchImageBuilder.build(BatchImageBuil
der.java:36)
        at
org.eclipse.jdt.internal.core.builder.JavaBuilder.buildAll(JavaBuilder.java:
202)
        at
org.eclipse.jdt.internal.core.builder.JavaBuilder.build(JavaBuilder.java:125
)
        at
org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:440)
        at
org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java
:1016)
        at org.eclipse.core.runtime.Platform.run(Platform.java:420)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
28)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
84)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
94)
        at
org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:154)
        at
org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java
:1016)
        at org.eclipse.core.runtime.Platform.run(Platform.java:420)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
68)
        at
org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.ja
va:256)
        at
org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:224)
        at
org.eclipse.core.internal.resources.Workspace.build(Workspace.java:175)
        at
org.eclipse.ui.actions.GlobalBuildAction$1.run(GlobalBuildAction.java:174)
        at
org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext
.java:101)
!ENTRY org.eclipse.ui 4 4 Sep 01, 2003 10:11:33.738
!MESSAGE Exception in org.eclipse.ui.actions.GlobalBuildAction.run:
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin
/endOperation
Exception in org.eclipse.ui.actions.GlobalBuildAction.run:
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/endOpera
tion
!ENTRY org.eclipse.jdt.ui 4 10001 Sep 01, 2003 10:11:54.355
!MESSAGE Internal Error
!STACK 0
java.lang.reflect.InvocationTargetException
        at
org.eclipse.jface.operation.ModalContext.runInCurrentThread(ModalContext.jav
a:313)
        at
org.eclipse.jface.operation.ModalContext.run(ModalContext.java:252)
        at
org.eclipse.jface.dialogs.ProgressMonitorDialog.run(ProgressMonitorDialog.ja
va:357)
        at
org.eclipse.jdt.internal.ui.preferences.BuildPathsPropertyPage.performOk(Bui
ldPathsPropertyPage.java:169)
        at
org.eclipse.jface.preference.PreferenceDialog.okPressed(PreferenceDialog.jav
a:638)
        at
org.eclipse.jface.preference.PreferenceDialog.buttonPressed(PreferenceDialog
.java:186)
        at
org.eclipse.jface.dialogs.Dialog$1.widgetSelected(Dialog.java:423)
        at
org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:89)
        at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:82)
        at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:847)
        at
org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:2188)
        at
org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:1878)
        at org.eclipse.jface.window.Window.runEventLoop(Window.java:583)
        at org.eclipse.jface.window.Window.open(Window.java:563)
        at
org.eclipse.ui.dialogs.PropertyDialogAction.run(PropertyDialogAction.java:16
4)
        at org.eclipse.jface.action.Action.runWithEvent(Action.java:842)
        at
org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(Action
ContributionItem.java:529)
        at
org.eclipse.jface.action.ActionContributionItem.access$4(ActionContributionI
tem.java:482)
        at
org.eclipse.jface.action.ActionContributionItem$6.handleEvent(ActionContribu
tionItem.java:454)
        at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:82)
        at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:847)
        at
org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:2188)
        at
org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:1878)
        at
org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2036)
        at org.eclipse.ui.internal.Workbench.run(Workbench.java:2019)
        at
org.eclipse.core.internal.boot.InternalBootLoader.run(InternalBootLoader.jav
a:858)
        at org.eclipse.core.boot.BootLoader.run(BootLoader.java:461)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.eclipse.core.launcher.Main.basicRun(Main.java:295)
        at org.eclipse.core.launcher.Main.run(Main.java:751)
        at org.eclipse.core.launcher.Main.main(Main.java:587)
Caused by: org.eclipse.core.internal.utils.AssertionFailedException:
Assertion failed: Mismatched begin/endOperation
        at org.eclipse.core.internal.utils.Assert.isTrue(Assert.java:100)
        at
org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:84
1)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1578)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1588)
        at
org.eclipse.ui.actions.WorkspaceModifyOperation.run(WorkspaceModifyOperation
.java:85)
        at
org.eclipse.jface.operation.ModalContext.runInCurrentThread(ModalContext.jav
a:302)
        ... 33 more
!ENTRY org.eclipse.core.resources 4 2 Sep 01, 2003 10:12:28.755
!MESSAGE Problems occurred when invoking code from plug-in:
"org.eclipse.core.resources".
!STACK 0
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/endOperation
        at org.eclipse.core.internal.utils.Assert.isTrue(Assert.java:100)
        at
org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:84
1)
        at
org.eclipse.core.internal.resources.Resource.deleteMarkers(Resource.java:700
)
        at
org.eclipse.jdt.internal.core.builder.JavaBuilder.removeProblemsAndTasksFor(
JavaBuilder.java:90)
        at
org.eclipse.jdt.internal.core.builder.BatchImageBuilder.build(BatchImageBuil
der.java:36)
        at
org.eclipse.jdt.internal.core.builder.JavaBuilder.buildAll(JavaBuilder.java:
202)
        at
org.eclipse.jdt.internal.core.builder.JavaBuilder.build(JavaBuilder.java:125
)
        at
org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:440)
        at
org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java
:1016)
        at org.eclipse.core.runtime.Platform.run(Platform.java:420)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
28)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
84)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
94)
        at
org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:154)
        at
org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java
:1016)
        at org.eclipse.core.runtime.Platform.run(Platform.java:420)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
68)
        at
org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.ja
va:256)
        at
org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:224)
        at
org.eclipse.core.internal.resources.Workspace.build(Workspace.java:175)
        at
org.eclipse.ui.actions.GlobalBuildAction$1.run(GlobalBuildAction.java:174)
        at
org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext
.java:101)
!ENTRY org.eclipse.core.resources 4 2 Sep 01, 2003 10:12:28.775
!MESSAGE Problems occurred when invoking code from plug-in:
"org.eclipse.core.resources".
!STACK 0
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/endOperation
        at org.eclipse.core.internal.utils.Assert.isTrue(Assert.java:100)
        at
org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:84
1)
        at
org.eclipse.core.internal.resources.Resource.deleteMarkers(Resource.java:700
)
        at
org.eclipse.jdt.internal.core.builder.JavaBuilder.removeProblemsAndTasksFor(
JavaBuilder.java:90)
        at
org.eclipse.jdt.internal.core.builder.BatchImageBuilder.build(BatchImageBuil
der.java:36)
        at
org.eclipse.jdt.internal.core.builder.JavaBuilder.buildAll(JavaBuilder.java:
202)
        at
org.eclipse.jdt.internal.core.builder.JavaBuilder.build(JavaBuilder.java:125
)
        at
org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:440)
        at
org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java
:1016)
        at org.eclipse.core.runtime.Platform.run(Platform.java:420)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
28)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
84)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
94)
        at
org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:154)
        at
org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java
:1016)
        at org.eclipse.core.runtime.Platform.run(Platform.java:420)
        at
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:1
68)
        at
org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.ja
va:256)
        at
org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:224)
        at
org.eclipse.core.internal.resources.Workspace.build(Workspace.java:175)
        at
org.eclipse.ui.actions.GlobalBuildAction$1.run(GlobalBuildAction.java:174)
        at
org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext
.java:101)
!ENTRY org.eclipse.ui 4 4 Sep 01, 2003 10:12:28.825
!MESSAGE Exception in org.eclipse.ui.actions.GlobalBuildAction.run:
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin
/endOperation
Exception in org.eclipse.ui.actions.GlobalBuildAction.run:
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/endOpera
tion
!ENTRY org.eclipse.debug.core 4 2 Sep 01, 2003 10:13:28.623
!MESSAGE Problems occurred when invoking code from plug-in:
"org.eclipse.debug.core".
!STACK 0
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/endOperation
        at org.eclipse.core.internal.utils.Assert.isTrue(Assert.java:100)
        at
org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:84
1)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1578)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1588)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.initializeProblemH
andling(JavaDebugOptionsManager.java:261)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.activate(JavaDebug
OptionsManager.java:753)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.launchChanged(Java
DebugOptionsManager.java:772)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.launchAdded(JavaDe
bugOptionsManager.java:766)
        at
org.eclipse.debug.internal.core.LaunchManager$LaunchNotifier.run(LaunchManag
er.java:1296)
        at
org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java
:1016)
        at org.eclipse.core.runtime.Platform.run(Platform.java:420)
        at
org.eclipse.debug.internal.core.LaunchManager$LaunchNotifier.notify(LaunchMa
nager.java:1322)
        at
org.eclipse.debug.internal.core.LaunchManager.fireUpdate(LaunchManager.java:
318)
        at
org.eclipse.debug.internal.core.LaunchManager.addLaunch(LaunchManager.java:3
83)
        at
org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfigurati
on.java:150)
        at
org.eclipse.debug.internal.ui.DebugUIPlugin.buildAndLaunch(DebugUIPlugin.jav
a:754)
        at
org.eclipse.debug.ui.DebugUITools.buildAndLaunch(DebugUITools.java:547)
        at org.eclipse.debug.ui.DebugUITools$2.run(DebugUITools.java:502)
        at org.eclipse.core.internal.jobs.Worker.run(Worker.java:61)
!ENTRY org.eclipse.debug.core 4 120 Sep 01, 2003 10:13:28.633
!MESSAGE An exception occurred during launch change notification.
!STACK 0
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/endOperation
        at org.eclipse.core.internal.utils.Assert.isTrue(Assert.java:100)
        at
org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:84
1)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1578)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1588)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.initializeProblemH
andling(JavaDebugOptionsManager.java:261)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.activate(JavaDebug
OptionsManager.java:753)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.launchChanged(Java
DebugOptionsManager.java:772)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.launchAdded(JavaDe
bugOptionsManager.java:766)
        at
org.eclipse.debug.internal.core.LaunchManager$LaunchNotifier.run(LaunchManag
er.java:1296)
        at
org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java
:1016)
        at org.eclipse.core.runtime.Platform.run(Platform.java:420)
        at
org.eclipse.debug.internal.core.LaunchManager$LaunchNotifier.notify(LaunchMa
nager.java:1322)
        at
org.eclipse.debug.internal.core.LaunchManager.fireUpdate(LaunchManager.java:
318)
        at
org.eclipse.debug.internal.core.LaunchManager.addLaunch(LaunchManager.java:3
83)
        at
org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfigurati
on.java:150)
        at
org.eclipse.debug.internal.ui.DebugUIPlugin.buildAndLaunch(DebugUIPlugin.jav
a:754)
        at
org.eclipse.debug.ui.DebugUITools.buildAndLaunch(DebugUITools.java:547)
        at org.eclipse.debug.ui.DebugUITools$2.run(DebugUITools.java:502)
        at org.eclipse.core.internal.jobs.Worker.run(Worker.java:61)
!ENTRY org.eclipse.debug.core 4 2 Sep 01, 2003 10:13:28.663
!MESSAGE Problems occurred when invoking code from plug-in:
"org.eclipse.debug.core".
!STACK 0
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/endOperation
        at org.eclipse.core.internal.utils.Assert.isTrue(Assert.java:100)
        at
org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:84
1)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1578)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1588)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.initializeProblemH
andling(JavaDebugOptionsManager.java:261)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.activate(JavaDebug
OptionsManager.java:753)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.launchChanged(Java
DebugOptionsManager.java:772)
        at
org.eclipse.debug.internal.core.LaunchManager$LaunchNotifier.run(LaunchManag
er.java:1303)
        at
org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java
:1016)
        at org.eclipse.core.runtime.Platform.run(Platform.java:420)
        at
org.eclipse.debug.internal.core.LaunchManager$LaunchNotifier.notify(LaunchMa
nager.java:1322)
        at
org.eclipse.debug.internal.core.LaunchManager.fireUpdate(LaunchManager.java:
318)
        at org.eclipse.debug.core.Launch.fireChanged(Launch.java:397)
        at org.eclipse.debug.core.Launch.addProcess(Launch.java:360)
        at
org.eclipse.ant.ui.internal.launchConfigurations.AntProcess.<init>(AntProces
s.java:54)
        at
org.eclipse.ant.ui.internal.launchConfigurations.AntLaunchDelegate.launch(An
tLaunchDelegate.java:195)
        at
org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfigurati
on.java:156)
        at
org.eclipse.debug.internal.ui.DebugUIPlugin.buildAndLaunch(DebugUIPlugin.jav
a:754)
        at
org.eclipse.debug.ui.DebugUITools.buildAndLaunch(DebugUITools.java:547)
        at org.eclipse.debug.ui.DebugUITools$2.run(DebugUITools.java:502)
        at org.eclipse.core.internal.jobs.Worker.run(Worker.java:61)
!ENTRY org.eclipse.debug.core 4 120 Sep 01, 2003 10:13:28.663
!MESSAGE An exception occurred during launch change notification.
!STACK 0
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/endOperation
        at org.eclipse.core.internal.utils.Assert.isTrue(Assert.java:100)
        at
org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:84
1)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1578)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1588)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.initializeProblemH
andling(JavaDebugOptionsManager.java:261)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.activate(JavaDebug
OptionsManager.java:753)
        at
org.eclipse.jdt.internal.debug.ui.JavaDebugOptionsManager.launchChanged(Java
DebugOptionsManager.java:772)
        at
org.eclipse.debug.internal.core.LaunchManager$LaunchNotifier.run(LaunchManag
er.java:1303)
        at
org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java
:1016)
        at org.eclipse.core.runtime.Platform.run(Platform.java:420)
        at
org.eclipse.debug.internal.core.LaunchManager$LaunchNotifier.notify(LaunchMa
nager.java:1322)
        at
org.eclipse.debug.internal.core.LaunchManager.fireUpdate(LaunchManager.java:
318)
        at org.eclipse.debug.core.Launch.fireChanged(Launch.java:397)
        at org.eclipse.debug.core.Launch.addProcess(Launch.java:360)
        at
org.eclipse.ant.ui.internal.launchConfigurations.AntProcess.<init>(AntProces
s.java:54)
        at
org.eclipse.ant.ui.internal.launchConfigurations.AntLaunchDelegate.launch(An
tLaunchDelegate.java:195)
        at
org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfigurati
on.java:156)
        at
org.eclipse.debug.internal.ui.DebugUIPlugin.buildAndLaunch(DebugUIPlugin.jav
a:754)
        at
org.eclipse.debug.ui.DebugUITools.buildAndLaunch(DebugUITools.java:547)
        at org.eclipse.debug.ui.DebugUITools$2.run(DebugUITools.java:502)
        at org.eclipse.core.internal.jobs.Worker.run(Worker.java:61)
!ENTRY org.eclipse.jdt.ui 4 10001 Sep 01, 2003 10:17:32.305
!MESSAGE Internal Error
!STACK 0
java.lang.reflect.InvocationTargetException
        at
org.eclipse.jface.operation.ModalContext.run(ModalContext.java:283)
        at
org.eclipse.jface.dialogs.ProgressMonitorDialog.run(ProgressMonitorDialog.ja
va:357)
        at
org.eclipse.jdt.ui.actions.RefreshAction.run(RefreshAction.java:137)
        at
org.eclipse.jdt.ui.actions.SelectionDispatchAction.dispatchRun(SelectionDisp
atchAction.java:194)
        at
org.eclipse.jdt.ui.actions.SelectionDispatchAction.run(SelectionDispatchActi
on.java:172)
        at org.eclipse.jface.action.Action.runWithEvent(Action.java:842)
        at
org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(Action
ContributionItem.java:529)
        at
org.eclipse.jface.action.ActionContributionItem.access$4(ActionContributionI
tem.java:482)
        at
org.eclipse.jface.action.ActionContributionItem$6.handleEvent(ActionContribu
tionItem.java:454)
        at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:82)
        at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:847)
        at
org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:2188)
        at
org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:1878)
        at
org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2036)
        at org.eclipse.ui.internal.Workbench.run(Workbench.java:2019)
        at
org.eclipse.core.internal.boot.InternalBootLoader.run(InternalBootLoader.jav
a:858)
        at org.eclipse.core.boot.BootLoader.run(BootLoader.java:461)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.eclipse.core.launcher.Main.basicRun(Main.java:295)
        at org.eclipse.core.launcher.Main.run(Main.java:751)
        at org.eclipse.core.launcher.Main.main(Main.java:587)
Caused by: org.eclipse.core.internal.utils.AssertionFailedException:
Assertion failed: Mismatched begin/endOperation
        at org.eclipse.core.internal.utils.Assert.isTrue(Assert.java:100)
        at
org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:84
1)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1578)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1588)
        at org.eclipse.jdt.core.JavaCore.run(JavaCore.java:2914)
        at
org.eclipse.jdt.internal.ui.actions.WorkbenchRunnableAdapter.run(WorkbenchRu
nnableAdapter.java:42)
        at
org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext
.java:101)
!ENTRY org.eclipse.ui 4 4 Sep 01, 2003 10:18:05.921
!MESSAGE Exception in org.eclipse.ui.actions.RefreshAction. run:
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/en
dOperation
Exception in org.eclipse.ui.actions.RefreshAction. run:
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/endOperatio
n
Reason:
!ENTRY org.eclipse.ui 4 4 Sep 01, 2003 10:18:05.921
!MESSAGE Exception in org.eclipse.ui.actions.RefreshAction. run:
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/en
dOperation
!STACK 0
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/endOperation
        at org.eclipse.core.internal.utils.Assert.isTrue(Assert.java:100)
        at
org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:84
1)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1578)
        at
org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1588)
        at
org.eclipse.ui.actions.WorkspaceModifyOperation.run(WorkspaceModifyOperation
.java:85)
        at
org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext
.java:101)
Exception in org.eclipse.ui.actions.RefreshAction. run:
org.eclipse.core.internal.utils.AssertionFailedException: Assertion failed:
Mismatched begin/endOperatio
n


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