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Bug 349474 - NPE in OwnerDrawListener#handleEvent(Event)
Summary: NPE in OwnerDrawListener#handleEvent(Event)
Status: CLOSED DUPLICATE of bug 337148
Alias: None
Product: Platform
Classification: Eclipse Project
Component: UI (show other bugs)
Version: 3.7   Edit
Hardware: PC Windows 7
: P3 normal (vote)
Target Milestone: ---   Edit
Assignee: Platform-UI-Inbox CLA
QA Contact:
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2011-06-15 12:34 EDT by Michael Rennie CLA
Modified: 2011-06-20 06:46 EDT (History)
2 users (show)

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Description Michael Rennie CLA 2011-06-15 12:34:05 EDT
Version: 3.7.0
Build id: I20110603-0909
Win 7

I had opened the Open Type dialog while I was importing jdt.debug.ui from HEAD and got the following in the log:

java.lang.NullPointerException
	at org.eclipse.jface.viewers.OwnerDrawLabelProvider$OwnerDrawListener.handleEvent(OwnerDrawLabelProvider.java:48)
	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.Widget.sendEvent(Widget.java:1077)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1062)
	at org.eclipse.swt.widgets.Table.sendMeasureItemEvent(Table.java:3766)
	at org.eclipse.swt.widgets.Table.wmNotifyToolTip(Table.java:7189)
	at org.eclipse.swt.widgets.Table.wmNotify(Table.java:6631)
	at org.eclipse.swt.widgets.Control.WM_NOTIFY(Control.java:5086)
	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4584)
	at org.eclipse.swt.widgets.Table.windowProc(Table.java:5893)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4972)
	at org.eclipse.swt.internal.win32.OS.CallWindowProcW(Native Method)
	at org.eclipse.swt.internal.win32.OS.CallWindowProc(OS.java:2424)
	at org.eclipse.swt.widgets.Table.callWindowProc(Table.java:564)
	at org.eclipse.swt.widgets.Table.callWindowProc(Table.java:430)
	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4623)
	at org.eclipse.swt.widgets.Table.windowProc(Table.java:5893)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4985)
	at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method)
	at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2530)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3752)
	at org.eclipse.jface.window.Window.runEventLoop(Window.java:825)
	at org.eclipse.jface.window.Window.open(Window.java:801)
	at org.eclipse.jdt.internal.ui.dialogs.FilteredTypesSelectionDialog.open(FilteredTypesSelectionDialog.java:509)
	at org.eclipse.jdt.internal.ui.actions.OpenTypeAction.runWithEvent(OpenTypeAction.java:80)
	at org.eclipse.jdt.internal.ui.actions.OpenTypeAction.runWithEvent(OpenTypeAction.java:162)
	at org.eclipse.ui.internal.handlers.ActionDelegateHandlerProxy.execute(ActionDelegateHandlerProxy.java:281)
	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.keys.WorkbenchKeyboard.executeCommand(WorkbenchKeyboard.java:468)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.press(WorkbenchKeyboard.java:786)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.processKeyEvent(WorkbenchKeyboard.java:885)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.filterKeySequenceBindings(WorkbenchKeyboard.java:567)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.access$3(WorkbenchKeyboard.java:508)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard$KeyDownFilter.handleEvent(WorkbenchKeyboard.java:123)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1062)
	at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1104)
	at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1100)
	at org.eclipse.swt.widgets.Widget.wmChar(Widget.java:1509)
	at org.eclipse.swt.widgets.Control.WM_CHAR(Control.java:4640)
	at org.eclipse.swt.widgets.Tree.WM_CHAR(Tree.java:5941)
	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4528)
	at org.eclipse.swt.widgets.Tree.windowProc(Tree.java:5937)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4972)
	at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method)
	at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2530)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3752)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2696)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2660)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2494)
	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:674)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:667)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:123)
	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:344)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
	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:622)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1410)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1386)

Tried to reproduce to get steps and could make it happen again.
Comment 1 Michael Rennie CLA 2011-06-15 12:35:20 EDT
(In reply to comment #0)
> Tried to reproduce to get steps and could make it happen again.

meant to say could *NOT* make it happen again...
Comment 2 Markus Keller CLA 2011-06-15 15:06:51 EDT
I don't see how this could happen. Moving to Platform UI.
Comment 3 Markus Keller CLA 2011-06-20 06:46:33 EDT

*** This bug has been marked as a duplicate of bug 337148 ***