java.lang.AssertionError
   at com.sun.tools.javac.util.Assert.error(Assert.java:126)
   at com.sun.tools.javac.util.Assert.check(Assert.java:45)
   at com.sun.tools.javac.comp.MemberEnter$5.enterAnnotation(MemberEnter.java:1001)
   at com.sun.tools.javac.comp.Annotate.flush(Annotate.java:131)
   at com.sun.tools.javac.jvm.ClassReader.complete(ClassReader.java:2430)
   at com.sun.tools.javac.code.Symbol.complete(Symbol.java:429)
   at com.sun.tools.javac.code.Symbol$ClassSymbol.complete(Symbol.java:881)
   at com.sun.tools.javac.code.Symbol$ClassSymbol.flags(Symbol.java:812)
   at com.sun.tools.javac.code.Symbol$ClassSymbol.getKind(Symbol.java:924)
   at org.netbeans.api.java.source.ElementUtilities.getLocalMembersAndVars(ElementUtilities.java:346)
   at org.netbeans.modules.java.hints.errors.Utilities.makeNameUnique(Utilities.java:179)
   at org.netbeans.modules.java.hints.errors.Utilities.guessName(Utilities.java:166)
   at org.netbeans.modules.java.hints.errors.Utilities.guessName(Utilities.java:154)
   at org.netbeans.modules.java.hints.AssignResultToVariable$FixImpl$1.run(AssignResultToVariable.java:359)
   at org.netbeans.modules.java.hints.AssignResultToVariable$FixImpl$1.run(AssignResultToVariable.java:328)
   at org.netbeans.api.java.source.JavaSource$1.run(JavaSource.java:644)
   at org.netbeans.api.java.source.JavaSource$1.run(JavaSource.java:634)
   at org.netbeans.api.java.source.JavaSource$MultiTask.run(JavaSource.java:488)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:586)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:155)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:139)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:201)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:198)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:74)
   at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:198)
   at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:106)
   at org.netbeans.api.java.source.JavaSource.runUserActionTaskImpl(JavaSource.java:438)
   at org.netbeans.api.java.source.JavaSource.runUserActionTask(JavaSource.java:409)
   at org.netbeans.api.java.source.JavaSource.runModificationTask(JavaSource.java:655)
   at org.netbeans.modules.java.hints.AssignResultToVariable$FixImpl.implement(AssignResultToVariable.java:328)
   at org.netbeans.modules.editor.hints.HintsUI$1.run(HintsUI.java:788)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1432)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2044)