| [pde-dev] Problem with Palette (GEF) |
Hi Group,
I am trying to run the Flow example provided by GEF.
I have not done much changes but the Palette is not getting initialized..
The Creation of the Palette is not Happening….even the Palette is not getting initialized.
Help me out in this.
Waiting for the Reply….
The Following Error is coming ….
java.lang.ExceptionInInitializerError
at org.eclipse.gef.ui.parts.GraphicalEditorWithPalette.createPaletteViewer(GraphicalEditorWithPalette.java:50)
at org.eclipse.gef.ui.parts.GraphicalEditorWithPalette.createPartControl(GraphicalEditorWithPalette.java:63)
at org.eclipse.ui.internal.PartPane$4.run(PartPane.java:141)
at org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java:1006)
at org.eclipse.core.runtime.Platform.run(Platform.java:413)
at org.eclipse.ui.internal.PartPane.createChildControl(PartPane.java:137)
at org.eclipse.ui.internal.PartPane.createControl(PartPane.java:186)
at org.eclipse.ui.internal.EditorWorkbook.createPage(EditorWorkbook.java:387)
at org.eclipse.ui.internal.EditorWorkbook.add(EditorWorkbook.java:123)
at org.eclipse.ui.internal.EditorArea.addEditor(EditorArea.java:55)
at org.eclipse.ui.internal.EditorPresentation.openEditor(EditorPresentation.java:351)
at org.eclipse.ui.internal.EditorManager$2.run(EditorManager.java:585)
at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:69)
at org.eclipse.ui.internal.EditorManager.createEditorTab(EditorManager.java:574)
at org.eclipse.ui.internal.EditorManager.openInternalEditor(EditorManager.java:668)
at org.eclipse.ui.internal.EditorManager.openEditorFromDescriptor(EditorManager.java:459)
at org.eclipse.ui.internal.EditorManager.openEditorFromInput(EditorManager.java:333)
at org.eclipse.ui.internal.EditorManager.openEditor(EditorManager.java:424)
at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2056)
at org.eclipse.ui.internal.WorkbenchPage.access$6(WorkbenchPage.java:2004)
at org.eclipse.ui.internal.WorkbenchPage$9.run(WorkbenchPage.java:1991)
at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:69)
at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:1986)
at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:1887)
at org.eclipse.ui.actions.OpenFileAction.openFile(OpenFileAction.java:96)
at org.eclipse.ui.actions.OpenSystemEditorAction.run(OpenSystemEditorAction.java:96)
at org.eclipse.ui.views.navigator.OpenActionGroup.runDefaultAction(OpenActionGroup.java:111)
at org.eclipse.ui.views.navigator.MainActionGroup.runDefaultAction(MainActionGroup.java:250)
at org.eclipse.ui.views.navigator.ResourceNavigator.handleOpen(ResourceNavigator.java:622)
at org.eclipse.ui.views.navigator.ResourceNavigator$6.open(ResourceNavigator.java:386)
at org.eclipse.jface.viewers.StructuredViewer$2.run(StructuredViewer.java:397)
at org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java:1006)
at org.eclipse.core.runtime.Platform.run(Platform.java:413)
at org.eclipse.jface.viewers.StructuredViewer.fireOpen(StructuredViewer.java:395)
at org.eclipse.jface.viewers.StructuredViewer.handleOpen(StructuredViewer.java:605)
at org.eclipse.jface.viewers.StructuredViewer$6.handleOpen(StructuredViewer.java:694)
at org.eclipse.jface.util.OpenStrategy.fireOpenEvent(OpenStrategy.java:209)
at org.eclipse.jface.util.OpenStrategy.access$2(OpenStrategy.java:204)
at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:233)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:81)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:840)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:2022)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:1729)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1402)
at org.eclipse.ui.internal.Workbench.run(Workbench.java:1385)
at org.eclipse.core.internal.boot.InternalBootLoader.run(InternalBootLoader.java:858)
at org.eclipse.core.boot.BootLoader.run(BootLoader.java:461)
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.core.launcher.Main.basicRun(Main.java:291)
at org.eclipse.core.launcher.Main.run(Main.java:747)
at org.eclipse.core.launcher.Main.main(Main.java:583)
Caused by: java.lang.NullPointerException
at org.eclipse.gef.ui.palette.DefaultPaletteViewerPreferences.<init>(DefaultPaletteViewerPreferences.java:62)
at org.eclipse.gef.ui.palette.PaletteViewer.<clinit>(PaletteViewer.java:68)
... 54 more
Regards,
Nitin