Bug 392648 - NPE when traversing navigator tree
Summary: NPE when traversing navigator tree
Status: RESOLVED FIXED
Alias: None
Product: z_Archived
Classification: Eclipse Foundation
Component: Mylyn (show other bugs)
Version: 0.11.0   Edit
Hardware: PC Windows Vista
: P3 normal (vote)
Target Milestone: 0.12.0   Edit
Assignee: Alvaro Sanchez-Leon CLA
QA Contact:
URL:
Whiteboard:
Keywords: plan
Depends on:
Blocks:
 
Reported: 2012-10-23 08:25 EDT by Alvaro Sanchez-Leon CLA
Modified: 2012-11-07 09:08 EST (History)
2 users (show)

See Also:


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Description Alvaro Sanchez-Leon CLA 2012-10-23 08:25:20 EDT
Navigating via the review navigator arrows may trigger the following exception. 

This was produced while navigating the R4E review for commit introducing in-line commenting.

!ENTRY org.eclipse.ui 4 0 2012-10-23 08:10:23.885
!MESSAGE Unhandled event loop exception
!STACK 0
org.eclipse.swt.SWTException: Failed to execute runnable (java.lang.NullPointerException)
	at org.eclipse.swt.SWT.error(SWT.java:4361)
	at org.eclipse.swt.SWT.error(SWT.java:4276)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:138)
	at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2701)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2665)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
	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:353)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
	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.equinox.launcher.Main.invokeFramework(Main.java:629)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
Caused by: java.lang.NullPointerException
	at org.eclipse.mylyn.reviews.r4e.ui.internal.editors.R4ECompareEditorInput.createContents(R4ECompareEditorInput.java:306)
	at org.eclipse.compare.internal.CompareEditor.createCompareControl(CompareEditor.java:462)
	at org.eclipse.compare.internal.CompareEditor.access$6(CompareEditor.java:422)
	at org.eclipse.compare.internal.CompareEditor$3.run(CompareEditor.java:378)
	at org.eclipse.ui.internal.UILockListener.doPendingWork(UILockListener.java:164)
	at org.eclipse.ui.internal.UISynchronizer$3.run(UISynchronizer.java:158)
	at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
	... 23 more
Comment 1 Alvaro Sanchez-Leon CLA 2012-10-23 09:24:47 EDT
This seems to occur more often when traversing and hitting a delta container
Comment 2 Alvaro Sanchez-Leon CLA 2012-10-23 11:18:29 EDT
implemented and merged to master