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Bug 317149 - NPE when adding a new Part to a Part Stack in Workbenchmodel Editor
Summary: NPE when adding a new Part to a Part Stack in Workbenchmodel Editor
Status: RESOLVED FIXED
Alias: None
Product: e4
Classification: Eclipse Project
Component: UI (show other bugs)
Version: 1.0   Edit
Hardware: PC Windows XP
: P3 normal (vote)
Target Milestone: ---   Edit
Assignee: Project Inbox CLA
QA Contact: Prakash Rangaraj CLA
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2010-06-17 04:42 EDT by Tomasz Zarna CLA
Modified: 2012-11-20 08:54 EST (History)
2 users (show)

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Description Tomasz Zarna CLA 2010-06-17 04:42:49 EDT 
I20100510-1530

Steps:
1. Create e4 App Project using the "New..." wizard
2. Open Application.e4xmi with Workbenchmodel Editor
3. Switch to Windows, go down to Part Stack
4. The combo with "Part" and "InputPart" is initially empty. Press the button next to it
=>

java.lang.NullPointerException
at org.eclipse.emf.ecore.util.EcoreUtil.create(EcoreUtil.java:3247)
at org.eclipse.e4.tools.emf.ui.internal.common.component.PartStackEditor$6.widgetSelected(PartStackEditor.java:291)
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:1052)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4066)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3657)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2601)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2565)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2399)
at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:669)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:662)
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(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:619)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574)
at org.eclipse.equinox.launcher.Main.run(Main.java:1407)

One need to select an option in the combo first.
Comment 1 Tomasz Zarna CLA 2010-06-17 07:42:34 EDT 
Still valid in e4 1.0M6.
Comment 2 Jonas Helming CLA 2012-11-20 08:25:00 EST 
I cannot reproduce this, suggest to close.
Comment 3 Lars Vogel CLA 2012-11-20 08:54:59 EST 
Fixed in recent build.