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Seems to happen a lot after running for a while. This happens intermittently when clicking on a line in a debug stack trace to open an editor. Version: 4.3.0 Build id: I20130605-2000 !ENTRY org.eclipse.ui 4 4 2013-07-24 08:24:55.164 !MESSAGE An internal error has occurred. !STACK 0 java.lang.NullPointerException at org.eclipse.compare.contentmergeviewer.ContentMergeViewer$ContentMergeViewerLayout.layout(ContentMergeViewer.java:121) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1201) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1207) at org.eclipse.swt.widgets.Composite.setLayoutDeferred(Composite.java:1085) at org.eclipse.jface.text.TextViewer.internalRevealRangeWithWorkaround(TextViewer.java:3278) at org.eclipse.jface.text.TextViewer.revealRange(TextViewer.java:3250) at org.eclipse.jface.text.source.SourceViewer.setRangeIndication(SourceViewer.java:1109) at org.eclipse.jface.text.source.projection.ProjectionViewer.setRangeIndication(ProjectionViewer.java:1315) at org.eclipse.ui.texteditor.AbstractTextEditor.setHighlightRange(AbstractTextEditor.java:6243) at org.eclipse.jdt.internal.ui.javaeditor.JavaEditor.adjustHighlightRange(JavaEditor.java:2470) at org.eclipse.ui.texteditor.AbstractTextEditor.selectAndReveal(AbstractTextEditor.java:6324) at org.eclipse.ui.texteditor.AbstractTextEditor.selectAndReveal(AbstractTextEditor.java:6298) at org.eclipse.debug.internal.ui.sourcelookup.SourceLookupFacility.positionEditor(SourceLookupFacility.java:314) at org.eclipse.debug.internal.ui.sourcelookup.SourceLookupFacility.display(SourceLookupFacility.java:242) at org.eclipse.debug.ui.DebugUITools.displaySource(DebugUITools.java:998) at org.eclipse.debug.internal.ui.elements.adapters.StackFrameSourceDisplayAdapter$SourceDisplayJob.runInUIThread(StackFrameSourceDisplayAdapter.java:157) at org.eclipse.ui.progress.UIJob$1.run(UIJob.java:95) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3976) at org.eclipse.swt.widgets.Display.observerProc(Display.java:3566) at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method) at org.eclipse.swt.widgets.Display.applicationNextEventMatchingMask(Display.java:4918) at org.eclipse.swt.widgets.Display.applicationProc(Display.java:5296) at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method) at org.eclipse.swt.widgets.Widget.callSuper(Widget.java:221) at org.eclipse.swt.widgets.Widget.mouseDownSuper(Widget.java:1101) at org.eclipse.swt.widgets.Tree.mouseDownSuper(Tree.java:2047) at org.eclipse.swt.widgets.Widget.mouseDown(Widget.java:1093) at org.eclipse.swt.widgets.Control.mouseDown(Control.java:2563) at org.eclipse.swt.widgets.Tree.mouseDown(Tree.java:2012) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5556) at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method) at org.eclipse.swt.widgets.Widget.callSuper(Widget.java:221) at org.eclipse.swt.widgets.Widget.windowSendEvent(Widget.java:2104) at org.eclipse.swt.widgets.Shell.windowSendEvent(Shell.java:2318) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5620) at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method) at org.eclipse.swt.widgets.Display.applicationSendEvent(Display.java:5057) at org.eclipse.swt.widgets.Display.applicationProc(Display.java:5206) at org.eclipse.swt.internal.cocoa.OS.objc_msgSend(Native Method) at org.eclipse.swt.internal.cocoa.NSApplication.sendEvent(NSApplication.java:128) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3648) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1113) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:997) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:138) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:610) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:567) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) 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:354) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:181) 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:636) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:591) at org.eclipse.equinox.launcher.Main.run(Main.java:1450)
*** This bug has been marked as a duplicate of bug 348429 ***
