javax.jmi.reflect.InvalidObjectException: Object with MOFID 
BB20274A-DBF6-11D8-A663-E2660738AA77:0000000000000ACE no longer exists.
	at 
org.netbeans.mdr.handlers.BaseObjectHandler._getDelegate(BaseObjectHandler.java:322)
	at 
org.netbeans.mdr.handlers.InstanceHandler.getInstanceDelegate(InstanceHandler.java:48)
	at 
org.netbeans.mdr.handlers.InstanceHandler._immediateComposite(InstanceHandler.java:251)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.MetadataElement._immediateComposite(MetadataElement.java:1304)
	at 
org.netbeans.mdr.handlers.InstanceHandler.refImmediateComposite(InstanceHandler.java:243)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.FieldImpl.getType(FieldImpl.java:187)
	at org.netbeans.jmi.javamodel.Field$Impl.getType(Unknown Source)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.ParameterizedTypeImpl$TypedElementWrapper.getType(ParameterizedTypeImpl.java:613)
	at 
org.netbeans.modules.javacore.parser.MDRParser.processIdentifier(MDRParser.java:1781)
	at 
org.netbeans.modules.javacore.parser.MDRParser.processMultiPartId(MDRParser.java:1794)
	at 
org.netbeans.modules.javacore.parser.MDRParser.processASTBody(MDRParser.java:1725)
	at 
org.netbeans.modules.javacore.parser.MDRParser.processASTBody(MDRParser.java:1742)
	at 
org.netbeans.modules.javacore.parser.MDRParser.processASTBody(MDRParser.java:1742)
	at 
org.netbeans.modules.javacore.parser.MDRParser.processASTBody(MDRParser.java:1742)
	at 
org.netbeans.modules.javacore.parser.MDRParser.addArgumentToList(MDRParser.java:1930)
	at 
org.netbeans.modules.javacore.parser.MDRParser.getArgumetsTypes(MDRParser.java:1924)
	at 
org.netbeans.modules.javacore.parser.MDRParser.processASTBody(MDRParser.java:1655)
	at 
org.netbeans.modules.javacore.parser.MDRParser.processASTBody(MDRParser.java:1742)
	at 
org.netbeans.modules.javacore.parser.MDRParser.processASTBody(MDRParser.java:1471)
	at 
org.netbeans.modules.javacore.parser.MDRParser.processASTBody(MDRParser.java:1441)
	at 
org.netbeans.modules.javacore.parser.MDRParser.enterBody(MDRParser.java:166)
	at 
org.netbeans.modules.javacore.parser.MDRParser.doAttribution(MDRParser.java:141)
	at 
org.netbeans.modules.javacore.parser.MDRParser.getSemanticInfo(MDRParser.java:120)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.ElementReferenceImpl.getElement(ElementReferenceImpl.java:63)
	at 
org.netbeans.jmi.javamodel.MethodInvocation$Impl.getElement(Unknown 
Source)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.isMatch(UsageFinder.java:160)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:148)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:151)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:151)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:151)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:151)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:151)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:151)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:151)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:151)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:151)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:151)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:151)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.getUsers(UsageFinder.java:133)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder.access$200(UsageFinder.java:32)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder$LazyIterator.findNext(UsageFinder.java:276)
	at 
org.netbeans.modules.javacore.jmiimpl.javamodel.UsageFinder$LazyIterator.hasNext(UsageFinder.java:301)
	at 
org.netbeans.modules.refactoring.api.MoveClassRefactoring.checkAccessesMyFeature(MoveClassRefactoring.java:494)
	at 
org.netbeans.modules.refactoring.api.MoveClassRefactoring.checkAccessesMyFeature(MoveClassRefactoring.java:471)
	at 
org.netbeans.modules.refactoring.api.MoveClassRefactoring.preCheck(MoveClassRefactoring.java:156)
	at 
org.netbeans.test.refactoring.move.SimpleTest.moveClass(SimpleTest.java:137)
	at 
org.netbeans.test.refactoring.move.SimpleTest.testClass3(SimpleTest.java:86)
	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:585)
	at junit.framework.TestCase.runTest(TestCase.java:154)
	at junit.framework.TestCase.runBare(TestCase.java:127)
	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:119)
	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:196)
	at org.netbeans.xtest.plugin.ide.Main$2.run(Main.java:303)
	at java.lang.Thread.run(Thread.java:595)