avax.jmi.reflect.InvalidObjectException: Object with MOFID A28E0F73-5E67-11D9-A5E1-036A880EAA77:0000000000000A68 no longer exists.
	at org.netbeans.mdr.handlers.BaseObjectHandler._getDelegate(BaseObjectHandler.java:353)
	at org.netbeans.mdr.handlers.InstanceHandler.getInstanceDelegate(InstanceHandler.java:48)
	at org.netbeans.mdr.handlers.InstanceHandler._handleGet(InstanceHandler.java:193)
	at org.netbeans.jmi.javamodel.JavaClass$Impl.super_getContents(Unknown Source)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.JavaClassImpl.getPersistentContents(JavaClassImpl.java:398)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.JavaClassImpl.reinitContents(JavaClassImpl.java:450)
	at org.netbeans.modules.javacore.scanning.JavaUpdater.makeIndex(JavaUpdater.java:267)
	at org.netbeans.modules.javacore.scanning.JavaUpdater.computeIndex(JavaUpdater.java:58)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.directUpdate(ResourceImpl.java:655)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.checkUpToDate(ResourceImpl.java:588)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.checkUpToDate(ResourceImpl.java:540)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.SemiPersistentElement.checkUpToDate(SemiPersistentElement.java:259)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.getClassifiers(ResourceImpl.java:162)
	at org.netbeans.jmi.javamodel.Resource$Impl.getClassifiers(Unknown Source)
	at org.netbeans.modules.java.JavaEditor$JavaEditorComponent.findElement(JavaEditor.java:1305)
	at org.netbeans.modules.java.JavaEditor$JavaEditorComponent.createNode(JavaEditor.java:1262)
	at org.netbeans.modules.java.JavaEditor$JavaEditorComponent.access$800(JavaEditor.java:1190)
	at org.netbeans.modules.java.JavaEditor$12.run(JavaEditor.java:1241)
	at org.openide.util.Mutex.readAccess(Mutex.java:181)
	at org.netbeans.modules.java.JavaEditor$11.run(JavaEditor.java:1239)
	at org.openide.util.Task.run(Task.java:189)
	at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:330)
[catch] at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:721)