Some Eclipse Foundation services are deprecated, or will be soon. Please ensure you've read this important communication.

Bug 315196

Summary:	NPE thrown in CleanupAddon if no parent can be found
Product:	[Eclipse Project] e4	Reporter:	Remy Suen <remy.suen>
Component:	UI	Assignee:	Remy Suen <remy.suen>
Status:	RESOLVED FIXED	QA Contact:	Eric Moffatt <emoffatt>
Severity:	normal
Priority:	P3	CC:	john.arthorne, tom.schindl
Version:	1.0
Target Milestone:	1.0 RC0
Hardware:	All
OS:	All
Whiteboard:

Description Remy Suen

2010-06-01 08:22:26 EDT

Just start your inner with no deltas file and you will see this.

java.lang.NullPointerException
	at org.eclipse.e4.ui.workbench.addons.cleanupaddon.CleanupAddon$2.handleEvent(CleanupAddon.java:83)
	at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:41)
	at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:188)
	at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:198)
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:227)
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:149)
	at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:139)
	at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78)
	at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39)
	at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:73)
	at org.eclipse.e4.workbench.ui.internal.UIEventPublisher.notifyChanged(UIEventPublisher.java:58)
	at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:380)
	at org.eclipse.e4.ui.model.application.ui.basic.impl.PartImpl.setToBeRendered(PartImpl.java:544)
	at org.eclipse.ui.internal.e4.compatibility.ModeledPageLayout.createViewModel(ModeledPageLayout.java:252)
	at org.eclipse.ui.internal.e4.compatibility.ModeledPlaceholderFolderLayout.addPlaceholder(ModeledPlaceholderFolderLayout.java:33)
	at org.eclipse.jdt.internal.ui.JavaPerspectiveFactory.createInitialLayout(JavaPerspectiveFactory.java:60)
	at org.eclipse.ui.internal.WorkbenchPage.setPerspective(WorkbenchPage.java:2101)
	at org.eclipse.ui.internal.WorkbenchWindow.initializeDefaultServices(WorkbenchWindow.java:1739)
	at org.eclipse.ui.internal.WorkbenchWindow.setup(WorkbenchWindow.java:403)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:79)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:618)
	at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:42)
	at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:704)
	at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:85)
	at org.eclipse.e4.core.contexts.ContextInjectionFactory.inject(ContextInjectionFactory.java:72)
	at org.eclipse.ui.internal.Workbench.createWorkbenchWindow(Workbench.java:1114)
	at org.eclipse.ui.internal.Workbench.getActiveWorkbenchWindow(Workbench.java:1088)
	at org.eclipse.ui.internal.services.WorkbenchSourceProvider.updateActiveShell(WorkbenchSourceProvider.java:925)
	at org.eclipse.ui.internal.services.WorkbenchSourceProvider.getCurrentState(WorkbenchSourceProvider.java:133)
	at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:685)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1253)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1051)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1076)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1057)
	at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1635)
	at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2114)
	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4156)
	at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
	at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1598)
	at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2038)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4873)
	at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
	at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:230)
	at org.eclipse.swt.widgets.Shell.open(Shell.java:1194)
	at org.eclipse.e4.workbench.ui.renderers.swt.WBWRenderer.postProcess(WBWRenderer.java:504)
	at org.eclipse.e4.ui.workbench.swt.internal.PartRenderingEngine.createGui(PartRenderingEngine.java:346)
	at org.eclipse.e4.ui.workbench.swt.internal.PartRenderingEngine.createGui(PartRenderingEngine.java:388)
	at org.eclipse.e4.ui.workbench.swt.internal.PartRenderingEngine$3.run(PartRenderingEngine.java:493)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.e4.ui.workbench.swt.internal.PartRenderingEngine.run(PartRenderingEngine.java:457)
	at org.eclipse.e4.workbench.ui.internal.E4Workbench.createAndRunUI(E4Workbench.java:102)
	at org.eclipse.ui.internal.Workbench$3.run(Workbench.java:534)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:520)
	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:79)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:618)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:619)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1407)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1383)

Comment 1 Remy Suen

2010-06-01 08:27:03 EDT

I've added a null check.

Comment 2 John Arthorne

2010-06-01 14:42:17 EDT

*** Bug 315271 has been marked as a duplicate of this bug. ***

Comment 3 Thomas Schindl

2010-06-02 07:12:43 EDT

*** Bug 315374 has been marked as a duplicate of this bug. ***