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java.lang.NullPointerException at org.netbeans.modules.javacore.parser.MDRParser.getClassByFqn(MDRParser.java:1223) at org.netbeans.modules.javacore.parser.MDRParser.resolveSuperTypes(MDRParser.java:1184) at org.netbeans.modules.javacore.parser.MDRParser.processAST(MDRParser.java:360) at org.netbeans.modules.javacore.parser.MDRParser.processAST(MDRParser.java:326) at org.netbeans.modules.javacore.parser.MDRParser.processAST(MDRParser.java:304) at org.netbeans.modules.javacore.parser.MDRParser.enterMembers(MDRParser.java:234) at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.directUpdate(ResourceImpl.java:732) at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.checkUpToDate(ResourceImpl.java:640) at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.checkUpToDate(ResourceImpl.java:582) at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.initResource(ResourceImpl.java:422) at org.netbeans.modules.javacore.jmiimpl.javamodel.MetadataElement.initCheck(MetadataElement.java:133) at org.netbeans.modules.javacore.jmiimpl.javamodel.SemiPersistentElement.getElementInfo(SemiPersistentElement.java:185) at org.netbeans.modules.javacore.jmiimpl.javamodel.SemiPersistentElement.getInternalForm(SemiPersistentElement.java:827) at org.netbeans.modules.javacore.jmiimpl.javamodel.MetadataElement.getASTree(MetadataElement.java:451) at org.netbeans.modules.javacore.jmiimpl.javamodel.SemiPersistentElement.getParser(SemiPersistentElement.java:822) at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.getFeaturePosition(ResourceImpl.java:452) at org.netbeans.modules.javacore.jmiimpl.javamodel.FeatureImpl.getPosition(FeatureImpl.java:271) at org.netbeans.modules.javacore.JMManager.getElementPosition(JMManager.java:687) at org.netbeans.modules.javacore.JMManager.getElementPosition(JMManager.java:673) at org.netbeans.modules.java.JavaEditor$JavaEditorComponent.findElement(JavaEditor.java:1302) at org.netbeans.modules.java.JavaEditor$JavaEditorComponent.createNode(JavaEditor.java:1250) at org.netbeans.modules.java.JavaEditor$JavaEditorComponent.access$800(JavaEditor.java:1170) at org.netbeans.modules.java.JavaEditor$12.run(JavaEditor.java:1222) at org.openide.util.Mutex.readAccess(Mutex.java:181) at org.netbeans.modules.java.JavaEditor$11.run(JavaEditor.java:1220) at org.openide.util.Task.run(Task.java:189) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:330)[catch] at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:721)