java.lang.NullPointerException
	at org.netbeans.modules.javacore.parser.ASTProvider.getToken(ASTProvider.java:334)
	at org.netbeans.modules.javacore.parser.TokenIterator.getNextTokenType(TokenIterator.java:63)
	at org.netbeans.modules.javacore.scanning.JavaUpdater.makeIndex(JavaUpdater.java:96)
	at org.netbeans.modules.javacore.scanning.JavaUpdater.computeIndex(JavaUpdater.java:58)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.directUpdate(ResourceImpl.java:713)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.checkUpToDate(ResourceImpl.java:644)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.checkUpToDate(ResourceImpl.java:587)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.SemiPersistentElement.isValid(SemiPersistentElement.java:67)
	at org.netbeans.modules.java.bridge.ClassElementImpl.isClassOrInterface(ClassElementImpl.java:180)
	at org.netbeans.modules.java.bridge.ClassElementImpl.cloneSelf(ClassElementImpl.java:761)
	at org.netbeans.modules.java.bridge.MemberElementImpl.fireNameChange(MemberElementImpl.java:354)
	at org.netbeans.modules.java.bridge.MemberElementImpl$MemberElementListener.doChange(MemberElementImpl.java:486)
	at org.netbeans.modules.java.bridge.ClassElementImpl$ClassListener.doChange(ClassElementImpl.java:924)
	at org.netbeans.modules.java.bridge.ElementImpl$ElementListener.change(ElementImpl.java:1252)
	at org.netbeans.mdr.util.EventNotifier$EventsDelivery.run(EventNotifier.java:270)
	at java.lang.Thread.run(Thread.java:595)