java.lang.NullPointerException
	at org.openide.util.lookup.SimpleProxyLookup.checkLookup(SimpleProxyLookup.java:71)
	at org.openide.util.lookup.SimpleProxyLookup.access$000(SimpleProxyLookup.java:30)
	at org.openide.util.lookup.SimpleProxyLookup$ProxyResult.checkResult(SimpleProxyLookup.java:141)
	at org.openide.util.lookup.SimpleProxyLookup$ProxyResult.allInstances(SimpleProxyLookup.java:213)
	at org.netbeans.modules.java.navigation.ClassMemberPanel.panelActivated(ClassMemberPanel.java:77)
	at org.netbeans.modules.navigator.NavigatorController.updateContext(NavigatorController.java:223)
	at org.netbeans.modules.navigator.NavigatorController.access$600(NavigatorController.java:56)
[catch] at org.netbeans.modules.navigator.NavigatorController$ActNodeSetter.run(NavigatorController.java:382)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:461)
	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:242)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)