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What steps will reproduce the problem? 1. Create a message on a CF 2. Delete the CF but not the message 3. Try to delete the message -- Error Details -- Date: Sat Jul 03 18:23:31 CEST 2010 Message: Problems occurred when invoking code from plug-in: "org.eclipse.papyrus.sasheditor". Severity: Error Product: Eclipse 1.3.0.20100617-0520 (org.eclipse.epp.package.modeling.product) Plugin: org.eclipse.papyrus.sasheditor Exception Stack Trace: java.lang.NullPointerException at org.eclipse.emf.transaction.util.TransactionUtil.getEditingDomain(TransactionUtil.java:61) at org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest.<init>(DestroyElementRequest.java:118) at org.eclipse.papyrus.diagram.sequence.util.SequenceUtil.completeDestroyMessageCommand(SequenceUtil.java:686) at org.eclipse.papyrus.diagram.sequence.edit.policies.Message2ItemSemanticEditPolicy.getDestroyElementCommand(Message2ItemSemanticEditPolicy.java:96) at org.eclipse.papyrus.diagram.sequence.edit.policies.UMLBaseItemSemanticEditPolicy.getSemanticCommandSwitch(UMLBaseItemSemanticEditPolicy.java:178) at org.eclipse.papyrus.diagram.sequence.edit.policies.UMLBaseItemSemanticEditPolicy.getSemanticCommand(UMLBaseItemSemanticEditPolicy.java:120) at org.eclipse.gmf.runtime.diagram.ui.editpolicies.SemanticEditPolicy.getCommand(SemanticEditPolicy.java:69) at org.eclipse.papyrus.diagram.sequence.edit.policies.UMLBaseItemSemanticEditPolicy.getCommand(UMLBaseItemSemanticEditPolicy.java:102) at org.eclipse.gef.editparts.AbstractEditPart.getCommand(AbstractEditPart.java:501) at org.eclipse.gmf.runtime.diagram.ui.editparts.ConnectionEditPart.access$0(ConnectionEditPart.java:1) at org.eclipse.gmf.runtime.diagram.ui.editparts.ConnectionEditPart$3.run(ConnectionEditPart.java:598) at org.eclipse.emf.transaction.impl.TransactionalEditingDomainImpl.runExclusive(TransactionalEditingDomainImpl.java:328) at org.eclipse.gmf.runtime.diagram.ui.editparts.ConnectionEditPart.getCommand(ConnectionEditPart.java:593) at org.eclipse.papyrus.diagram.common.actions.DeleteFromModelAction.getCommand(DeleteFromModelAction.java:108) at org.eclipse.gmf.runtime.diagram.ui.actions.DiagramAction.getCommand(DiagramAction.java:161) at org.eclipse.gmf.runtime.diagram.ui.actions.DiagramAction.calculateEnabled(DiagramAction.java:124) at org.eclipse.gmf.runtime.diagram.ui.actions.DiagramAction.refresh(DiagramAction.java:114) at org.eclipse.gmf.runtime.common.ui.action.AbstractActionHandler.selectionChanged(AbstractActionHandler.java:387) at org.eclipse.papyrus.sasheditor.internal.eclipsecopy.MultiPageSelectionProvider$1.run(MultiPageSelectionProvider.java:113) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.papyrus.sasheditor.internal.eclipsecopy.MultiPageSelectionProvider.fireEventChange(MultiPageSelectionProvider.java:110) at org.eclipse.papyrus.sasheditor.internal.eclipsecopy.MultiPageSelectionProvider.fireSelectionChanged(MultiPageSelectionProvider.java:92) at org.eclipse.papyrus.sasheditor.internal.eclipsecopy.MultiPageEditorSite.handleSelectionChanged(MultiPageEditorSite.java:463) at org.eclipse.papyrus.sasheditor.internal.eclipsecopy.MultiPageEditorSite$3.selectionChanged(MultiPageEditorSite.java:385) at org.eclipse.gmf.runtime.diagram.ui.parts.DiagramGraphicalViewer.flushSelectionEvents(DiagramGraphicalViewer.java:269) at org.eclipse.gmf.runtime.diagram.ui.parts.DiagramGraphicalViewer$1.run(DiagramGraphicalViewer.java:247) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:134) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4041) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3660) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2629) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2593) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2427) at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:670) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:663) 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) at org.eclipse.equinox.launcher.Main.main(Main.java:1383)
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