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Bug 315132 - [Compatibility] NPE during shutdown
Summary: [Compatibility] NPE during shutdown
Status: RESOLVED FIXED
Alias: None
Product: e4
Classification: Eclipse Project
Component: UI (show other bugs)
Version: 1.0   Edit
Hardware: PC Linux
: P3 normal (vote)
Target Milestone: 1.0 RC0   Edit
Assignee: Paul Webster CLA
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Depends on:
Blocks:
 
Reported: 2010-05-31 15:33 EDT by Paul Webster CLA
Modified: 2010-06-07 13:27 EDT (History)
1 user (show)

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Description Paul Webster CLA 2010-05-31 15:33:17 EDT 
I used File>Exit to shut down my self-hosted eclipse and NPEd

java.lang.NullPointerException
	at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.removeParmsFromContext(HandlerServiceImpl.java:76)
	at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:134)
	at org.eclipse.e4.workbench.ui.renderers.swt.MenuItemRenderer$5.widgetSelected(MenuItemRenderer.java:321)
	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:1258)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3552)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3171)
	at org.eclipse.e4.ui.workbench.swt.internal.PartRenderingEngine$3.run(PartRenderingEngine.java:520)
	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: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: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 Paul Webster CLA 2010-06-02 12:04:01 EDT 
Simple NPE guard.

PW
Comment 2 Eric Moffatt CLA 2010-06-07 13:27:22 EDT 
Is there a difference between using File->Exit vs hitting the red 'x' with one window open? If so then we should try to ensure that both flavors of exit use the same code path(s). Otherwise we'll end up with bugs that get fixed in one path but not the other.