javax.jmi.reflect.InvalidObjectException: Object with MOFID 7DF0653D-1720-11DB-9A6D-7B7D7533AA77:0000000000000FDB no longer exists, class: org.netbeans.jmi.javamodel.JavaClass$Impl
	at org.netbeans.mdr.handlers.BaseObjectHandler._getDelegate(BaseObjectHandler.java:365)
	at org.netbeans.mdr.handlers.InstanceHandler.getInstanceDelegate(InstanceHandler.java:54)
	at org.netbeans.mdr.handlers.InstanceHandler._immediateComposite(InstanceHandler.java:257)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.MetadataElement._immediateComposite(MetadataElement.java:1864)
	at org.netbeans.mdr.handlers.InstanceHandler.refImmediateComposite(InstanceHandler.java:249)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.MetadataElement.getResource(MetadataElement.java:543)
	at org.netbeans.modules.javacore.JMManager.getSourceElementIfExists(JMManager.java:1414)
	at org.netbeans.modules.editor.java.JMIUtils.getSourceElementIfExists(JMIUtils.java:764)
	at org.netbeans.modules.editor.java.JavaCompletionProvider$DocQuery.getAssociatedObject(JavaCompletionProvider.java:223)
	at org.netbeans.modules.editor.java.JavaCompletionProvider$DocQuery.query(JavaCompletionProvider.java:205)
	at org.netbeans.spi.editor.completion.support.AsyncCompletionTask.run(AsyncCompletionTask.java:195)
	at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:499)
[catch] at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:932)