不安定

Eclipse 3.3にWebLauncher入れてるとなんか不安定になるな。以下のエラーログが出てるし。どういうときに
再現するのかが良くわからないけど。ま、そんなに使わないのでとりあえずアンインストールしておく。

java.lang.NullPointerException
at java.util.Hashtable.get(Hashtable.java:334)
at org.seasar.weblauncher.Activator.findProject(Activator.java:104)
at org.seasar.weblauncher.action.ToggleServerAction.getProjectByBrowserId(ToggleServerAction.java:140)
at org.seasar.weblauncher.action.ToggleServerAction.checkEnabled(ToggleServerAction.java:106)
at org.seasar.weblauncher.action.ServerAction.maybeEnabled(ServerAction.java:45)
at org.seasar.weblauncher.action.ServerAction$1.partHidden(ServerAction.java:77)
at org.eclipse.ui.internal.PartListenerList2$6.run(PartListenerList2.java:149)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
at org.eclipse.core.runtime.Platform.run(Platform.java:857)
at org.eclipse.ui.internal.PartListenerList2.fireEvent(PartListenerList2.java:53)
at org.eclipse.ui.internal.PartListenerList2.firePartHidden(PartListenerList2.java:147)
at org.eclipse.ui.internal.PartService.firePartHidden(PartService.java:126)
at org.eclipse.ui.internal.WorkbenchPagePartList.firePartHidden(WorkbenchPagePartList.java:63)
at org.eclipse.ui.internal.PartList.partHidden(PartList.java:197)
at org.eclipse.ui.internal.PartList.access$3(PartList.java:188)
at org.eclipse.ui.internal.PartList$1.propertyChanged(PartList.java:46)
at org.eclipse.ui.internal.WorkbenchPartReference.fireInternalPropertyChange(WorkbenchPartReference.java:372)
at org.eclipse.ui.internal.WorkbenchPartReference.fireVisibilityChange(WorkbenchPartReference.java:533)
at org.eclipse.ui.internal.PartPane.setVisible(PartPane.java:304)
at org.eclipse.ui.internal.ViewPane.setVisible(ViewPane.java:531)
at org.eclipse.ui.internal.presentations.PresentablePart.setVisible(PresentablePart.java:179)
at org.eclipse.ui.internal.presentations.util.PresentablePartFolder.select(PresentablePartFolder.java:272)
at org.eclipse.ui.internal.presentations.util.LeftToRightTabOrder.select(LeftToRightTabOrder.java:65)
at org.eclipse.ui.internal.presentations.util.TabbedStackPresentation.selectPart(TabbedStackPresentation.java:400)
at org.eclipse.ui.internal.PartStack.refreshPresentationSelection(PartStack.java:1256)
at org.eclipse.ui.internal.PartStack.setSelection(PartStack.java:1209)
at org.eclipse.ui.internal.PartStack.presentationSelectionChanged(PartStack.java:843)
at org.eclipse.ui.internal.PartStack.access$1(PartStack.java:829)
at org.eclipse.ui.internal.PartStack$1.selectPart(PartStack.java:139)
at org.eclipse.ui.internal.presentations.util.TabbedStackPresentation$1.handleEvent(TabbedStackPresentation.java:131)
at org.eclipse.ui.internal.presentations.util.AbstractTabFolder.fireEvent(AbstractTabFolder.java:267)
at org.eclipse.ui.internal.presentations.util.AbstractTabFolder.fireEvent(AbstractTabFolder.java:276)
at org.eclipse.ui.internal.presentations.r33.DefaultTabFolder.access$1(DefaultTabFolder.java:1)
at org.eclipse.ui.internal.presentations.r33.DefaultTabFolder$2.handleEvent(DefaultTabFolder.java:84)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:938)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:962)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:947)
at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:706)
at org.eclipse.swt.custom.CTabFolder.setSelection(CTabFolder.java:3227)
at org.eclipse.swt.custom.CTabFolder.onMouse(CTabFolder.java:2005)
at org.eclipse.swt.custom.CTabFolder$1.handleEvent(CTabFolder.java:316)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:938)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3682)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3293)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2389)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2353)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2219)
at org.eclipse.ui.internal.Workbench$4.run(Workbench.java:466)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:289)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:461)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:106)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:169)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:106)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:76)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:363)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:176)
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:508)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:447)
at org.eclipse.equinox.launcher.Main.run(Main.java:1173)
at org.eclipse.equinox.launcher.Main.main(Main.java:1148)