OMNeT++/OMNEST Bug Tracker - OMNeT++
View Issue Details
0000246OMNeT++IDE / NED editorpublic2011-02-02 00:172011-02-02 11:01
steve 
andras 
normalblockalways
resolvedfixed 
 
4.2b1 
0000246: Omnet 4.1 Problems occurred when invoking code from plug-in: "org.eclipse.jface"
After installing omnet 4.1, every time click *.ned from IDE, it will pop up msg as "An error has occurred. See error log for more details.
java.lang.NullPointerException"

so *.ned won't open unless manually choose open with ned graphic editor

Check .log as below:
!ENTRY org.eclipse.jface 4 2 2011-02-02 10:05:35.190
!MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.jface".
!STACK 0
java.lang.NullPointerException
    at org.omnetpp.ned.editor.NedEditorLauncher.open(NedEditorLauncher.java:37)
    at org.eclipse.ui.internal.EditorManager$3.run(EditorManager.java:701)
    at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
    at org.eclipse.ui.internal.EditorManager.openExternalEditor(EditorManager.java:694)
    at org.eclipse.ui.internal.EditorManager.openEditorFromDescriptor(EditorManager.java:668)
    at org.eclipse.ui.internal.EditorManager.openEditor(EditorManager.java:638)
    at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2854)
    at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2762)
    at org.eclipse.ui.internal.WorkbenchPage.access$11(WorkbenchPage.java:2754)
    at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:2705)
    at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
    at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2701)
    at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2685)
    at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2676)
    at org.eclipse.ui.ide.IDE.openEditor(IDE.java:651)
    at org.eclipse.ui.ide.IDE.openEditor(IDE.java:610)
    at org.eclipse.ui.actions.OpenFileAction.openFile(OpenFileAction.java:99)
    at org.eclipse.ui.actions.OpenSystemEditorAction.run(OpenSystemEditorAction.java:99)
    at org.eclipse.ui.actions.RetargetAction.run(RetargetAction.java:221)
    at org.eclipse.ui.navigator.CommonNavigatorManager$3.open(CommonNavigatorManager.java:202)
    at org.eclipse.ui.OpenAndLinkWithEditorHelper$InternalListener.open(OpenAndLinkWithEditorHelper.java:48)
    at org.eclipse.jface.viewers.StructuredViewer$2.run(StructuredViewer.java:842)
    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
    at org.eclipse.core.runtime.Platform.run(Platform.java:888)
    at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:48)
    at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
    at org.eclipse.jface.viewers.StructuredViewer.fireOpen(StructuredViewer.java:840)
    at org.eclipse.jface.viewers.StructuredViewer.handleOpen(StructuredViewer.java:1101)
    at org.eclipse.ui.navigator.CommonViewer.handleOpen(CommonViewer.java:467)
    at org.eclipse.jface.viewers.StructuredViewer$6.handleOpen(StructuredViewer.java:1205)
    at org.eclipse.jface.util.OpenStrategy.fireOpenEvent(OpenStrategy.java:264)
    at org.eclipse.jface.util.OpenStrategy.access$2(OpenStrategy.java:258)
    at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:298)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1176)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3493)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3112)
    at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2405)
    at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2369)
    at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2221)
    at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:500)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:493)
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:113)
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:194)
    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:368)
    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: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:559)
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:514)
    at org.eclipse.equinox.launcher.Main.run(Main.java:1311)
No tags attached.
Issue History
2011-02-02 00:17steveNew Issue
2011-02-02 11:01andrasNote Added: 0000383
2011-02-02 11:01andrasStatusnew => resolved
2011-02-02 11:01andrasFixed in Version => 4.2b1
2011-02-02 11:01andrasResolutionopen => fixed
2011-02-02 11:01andrasAssigned To => andras

Notes
(0000383)
andras   
2011-02-02 11:01   
Has been fixed since the 4.1 release.

The usual cause of the error is that the workspace is "out of date", i.e. needs to be refreshed (select the project and hit F5).