java.lang.NullPointerException
	at org.netbeans.modules.javacore.parser.MDRParser.processAST(MDRParser.java:708)
	at org.netbeans.modules.javacore.parser.MDRParser.processAST(MDRParser.java:277)
	at org.netbeans.modules.javacore.parser.MDRParser.getModifiers(MDRParser.java:1285)
	at org.netbeans.modules.javacore.parser.MDRParser.processAST(MDRParser.java:381)
	at org.netbeans.modules.javacore.parser.MDRParser.processAST(MDRParser.java:337)
	at org.netbeans.modules.javacore.parser.MDRParser.processAST(MDRParser.java:299)
	at org.netbeans.modules.javacore.parser.MDRParser.processAST(MDRParser.java:277)
	at org.netbeans.modules.javacore.parser.MDRParser.enterMembers(MDRParser.java:208)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.directUpdate(ResourceImpl.java:679)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.checkUpToDate(ResourceImpl.java:592)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.checkUpToDate(ResourceImpl.java:544)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.initResource(ResourceImpl.java:385)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.MetadataElement.initCheck(MetadataElement.java:132)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.SemiPersistentElement.getElementInfo(SemiPersistentElement.java:182)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.SemiPersistentElement.getInternalForm(SemiPersistentElement.java:872)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.MetadataElement.getASTree(MetadataElement.java:450)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.SemiPersistentElement.getParser(SemiPersistentElement.java:867)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.ElementNavigator.<init>(ElementNavigator.java:32)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder$LazyIterator.findNext(UsageFinder.java:294)
	at org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder$LazyIterator.hasNext(UsageFinder.java:319)
	at org.netbeans.modules.refactoring.plugins.RenameRefactoringPlugin.addElementsForJmiObject(RenameRefactoringPlugin.java:399)
	at org.netbeans.modules.refactoring.plugins.RenameRefactoringPlugin.prepare(RenameRefactoringPlugin.java:361)
	at org.netbeans.modules.refactoring.api.AbstractRefactoring.pluginsPrepare(AbstractRefactoring.java:263)
	at org.netbeans.modules.refactoring.api.AbstractRefactoring.prepare(AbstractRefactoring.java:136)
	at org.netbeans.test.refactoring.rename.RenameAnnAttributeTest.testRenameAnnAttribute(RenameAnnAttributeTest.java:66)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:324)
	at junit.framework.TestCase.runTest(TestCase.java:154)
	at org.netbeans.junit.NbTestCase.runBare(NbTestCase.java:135)
	at junit.framework.TestResult$1.protect(TestResult.java:106)
	at junit.framework.TestResult.runProtected(TestResult.java:124)
	at junit.framework.TestResult.run(TestResult.java:109)
	at junit.framework.TestCase.run(TestCase.java:118)
	at org.netbeans.junit.NbTestCase.run(NbTestCase.java:122)
	at junit.framework.TestSuite.runTest(TestSuite.java:208)
	at junit.framework.TestSuite.run(TestSuite.java:203)
	at org.netbeans.xtest.testrunner.JUnitTestRunner.runTests(JUnitTestRunner.java:176)
	at org.netbeans.xtest.testrunner.JUnitTestRunner.runTests(JUnitTestRunner.java:127)
	at org.netbeans.xtest.plugin.ide.MainWithExec.run(MainWithExec.java:194)
	at org.netbeans.xtest.plugin.ide.Main$2.run(Main.java:277)
	at java.lang.Thread.run(Thread.java:534)