Description Tomasz Zarna 2010-11-25 13:22:29 EST

I20101123-0800

I was hit by the following exception when tried to open "Installation Details"

java.lang.NullPointerException
at org.eclipse.equinox.internal.p2.ui.model.ProfileElement.getQueryable(ProfileElement.java:55)
at org.eclipse.equinox.internal.p2.ui.QueryProvider.getQueryDescriptor(QueryProvider.java:54)
at org.eclipse.equinox.internal.p2.ui.model.QueriedElement.fetchChildren(QueriedElement.java:102)
at org.eclipse.equinox.internal.p2.ui.model.RemoteQueriedElement.fetchDeferredChildren(RemoteQueriedElement.java:34)
at org.eclipse.ui.progress.DeferredTreeContentManager$1.run(DeferredTreeContentManager.java:235)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)

followed by:

java.lang.NullPointerException
at org.eclipse.equinox.internal.p2.ui.ProvUIActivator.addProvisioningListener(ProvUIActivator.java:106)
at org.eclipse.equinox.internal.p2.ui.dialogs.InstalledIUGroup.createViewer(InstalledIUGroup.java:75)
at org.eclipse.equinox.internal.p2.ui.dialogs.StructuredIUGroup.createGroupComposite(StructuredIUGroup.java:80)
at org.eclipse.equinox.internal.p2.ui.dialogs.InstalledIUGroup.<init>(InstalledIUGroup.java:51)
at org.eclipse.equinox.p2.ui.InstalledSoftwarePage.createControl(InstalledSoftwarePage.java:95)
at org.eclipse.ui.internal.about.InstallationDialog.tabSelected(InstallationDialog.java:274)
at org.eclipse.ui.internal.about.InstallationDialog.createContents(InstallationDialog.java:245)
at org.eclipse.jface.window.Window.create(Window.java:431)
at org.eclipse.jface.dialogs.Dialog.create(Dialog.java:1089)
at org.eclipse.jface.window.Window.open(Window.java:790)
at org.eclipse.ui.internal.dialogs.AboutDialog$1.run(AboutDialog.java:126)
at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
at org.eclipse.ui.internal.dialogs.AboutDialog.buttonPressed(AboutDialog.java:121)
at org.eclipse.jface.dialogs.Dialog$2.widgetSelected(Dialog.java:624)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:234)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4084)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3675)
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:293)
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:241)
at org.eclipse.ui.internal.actions.CommandAction.runWithEvent(CommandAction.java:157)
at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:584)
at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:501)
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:1053)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4084)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3675)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2640)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2604)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438)
at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
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:369)
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:48)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:600)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:621)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:576)
at org.eclipse.equinox.launcher.Main.run(Main.java:1409)
at org.eclipse.equinox.launcher.Main.main(Main.java:1385)

Major, not able to revert to a working configuration.