java.lang.IndexOutOfBoundsException: Index: 1, Size: 1
   at java.util.ArrayList.RangeCheck(ArrayList.java:635)
   at java.util.ArrayList.get(ArrayList.java:411)
   at org.netbeans.modules.java.source.builder.CommentHandlerService.copyComments(CommentHandlerService.java:168)
   at org.netbeans.api.java.source.WorkingCopy$CommentReplicator.scan(WorkingCopy.java:1006)
   at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:81)
   at com.sun.source.util.TreeScanner.visitMethod(TreeScanner.java:144)
   at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:806)
   at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68)
   at org.netbeans.api.java.source.WorkingCopy$CommentReplicator.scan(WorkingCopy.java:1018)
   at org.netbeans.api.java.source.WorkingCopy$CommentReplicator.scanAndReduce(WorkingCopy.java:924)
   at org.netbeans.api.java.source.WorkingCopy$CommentReplicator.scan(WorkingCopy.java:971)
   at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:99)
   at com.sun.source.util.TreeScanner.visitClass(TreeScanner.java:133)
   at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:725)
   at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68)
   at org.netbeans.api.java.source.WorkingCopy$CommentReplicator.scan(WorkingCopy.java:1018)
   at org.netbeans.api.java.source.WorkingCopy$CommentReplicator.scan(WorkingCopy.java:971)
   at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:99)
   at com.sun.source.util.TreeScanner.visitCompilationUnit(TreeScanner.java:120)
   at com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:551)
   at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68)
   at org.netbeans.api.java.source.WorkingCopy$CommentReplicator.scan(WorkingCopy.java:1018)
   at org.netbeans.api.java.source.WorkingCopy.processCurrentCompilationUnit(WorkingCopy.java:841)
   at org.netbeans.api.java.source.WorkingCopy.getChanges(WorkingCopy.java:1179)
   at org.netbeans.api.java.source.JavaSource$1.run(JavaSource.java:638)
   at org.netbeans.api.java.source.JavaSource$1.run(JavaSource.java:625)
   at org.netbeans.api.java.source.JavaSource$MultiTask.run(JavaSource.java:479)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:609)
   at org.netbeans.modules.parsing.api.ParserManager$MultiUserTaskAction.run(ParserManager.java:189)
   at org.netbeans.modules.parsing.api.ParserManager$MultiUserTaskAction.run(ParserManager.java:161)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:204)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:201)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.nb.DataObjectEnvFactory.runPriorityIO(DataObjectEnvFactory.java:141)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:88)
   at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:201)
   at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:106)
   at org.netbeans.api.java.source.JavaSource.runUserActionTaskImpl(JavaSource.java:429)
   at org.netbeans.api.java.source.JavaSource.runUserActionTask(JavaSource.java:400)
   at org.netbeans.api.java.source.JavaSource.runModificationTask(JavaSource.java:646)
   at org.netbeans.modules.refactoring.java.spi.JavaRefactoringPlugin.processFiles(JavaRefactoringPlugin.java:273)
   at org.netbeans.modules.refactoring.java.spi.JavaRefactoringPlugin.processFiles(JavaRefactoringPlugin.java:255)
   at org.netbeans.modules.refactoring.java.spi.JavaRefactoringPlugin.createAndAddElements(JavaRefactoringPlugin.java:286)
   at org.netbeans.modules.refactoring.java.plugins.PullUpRefactoringPlugin.prepare(PullUpRefactoringPlugin.java:286)
   at org.netbeans.modules.refactoring.api.AbstractRefactoring.pluginsPrepare2(AbstractRefactoring.java:442)
   at org.netbeans.modules.refactoring.api.AbstractRefactoring.pluginsPrepare(AbstractRefactoring.java:426)
   at org.netbeans.modules.refactoring.api.AbstractRefactoring.prepare(AbstractRefactoring.java:237)
   at org.netbeans.modules.refactoring.spi.impl.ParametersPanel$Prepare.run(ParametersPanel.java:1040)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1425)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2038)