java.lang.IllegalArgumentException: Copying to 555 is greater then its size (554).
   at org.netbeans.modules.java.source.save.CasualDiff.copyTo(CasualDiff.java:5776)
   at org.netbeans.modules.java.source.save.CasualDiff.copyTo(CasualDiff.java:5755)
   at org.netbeans.modules.java.source.save.CasualDiff.diffClassDef(CasualDiff.java:1092)
   at org.netbeans.modules.java.source.save.CasualDiff.diffTreeImpl0(CasualDiff.java:5229)
   at org.netbeans.modules.java.source.save.CasualDiff.diffTreeImpl(CasualDiff.java:5123)
   at org.netbeans.modules.java.source.save.CasualDiff.diffTree(CasualDiff.java:5050)
   at org.netbeans.modules.java.source.save.CasualDiff.diffTree(CasualDiff.java:5021)
   at org.netbeans.modules.java.source.save.CasualDiff.diffList(CasualDiff.java:3867)
   at org.netbeans.modules.java.source.save.CasualDiff.diffTopLevel(CasualDiff.java:574)
   at org.netbeans.modules.java.source.save.CasualDiff.diffTreeImpl0(CasualDiff.java:5202)
   at org.netbeans.modules.java.source.save.CasualDiff.diffTreeImpl(CasualDiff.java:5123)
   at org.netbeans.modules.java.source.save.CasualDiff.diffTree(CasualDiff.java:5050)
   at org.netbeans.modules.java.source.save.CasualDiff.diffTree(CasualDiff.java:5033)
   at org.netbeans.modules.java.source.save.CasualDiff.diff(CasualDiff.java:342)
   at org.netbeans.api.java.source.WorkingCopy.processCurrentCompilationUnit(WorkingCopy.java:907)
   at org.netbeans.api.java.source.WorkingCopy.getChanges(WorkingCopy.java:1319)
   at org.netbeans.api.java.source.JavaSource$1.run(JavaSource.java:675)
   at org.netbeans.api.java.source.JavaSource$1.run(JavaSource.java:662)
   at org.netbeans.api.java.source.JavaSource$MultiTask.run(JavaSource.java:501)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:586)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:130)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:114)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:181)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:178)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:153)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:335)
   at org.netbeans.modules.parsing.nb.DataObjectEnvFactory.runPriorityIO(DataObjectEnvFactory.java:118)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:67)
   at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:178)
   at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:81)
   at org.netbeans.api.java.source.JavaSource.runUserActionTaskImpl(JavaSource.java:451)
   at org.netbeans.api.java.source.JavaSource.runUserActionTask(JavaSource.java:422)
   at org.netbeans.api.java.source.JavaSource.runModificationTask(JavaSource.java:683)
   at org.netbeans.modules.java.hints.errors.CreateMethodFix.implement(CreateMethodFix.java:157)
   at org.netbeans.modules.editor.hints.HintsUI$1.run(HintsUI.java:822)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)