javax.swing.text.BadLocationException: Wrong (offset+length)=54 > getLength()=53
   at org.netbeans.editor.BaseDocument.handleRemove(BaseDocument.java:904)
   at org.netbeans.editor.BaseDocument$FilterBypassImpl.remove(BaseDocument.java:2417)
   at javax.swing.text.DocumentFilter.remove(DocumentFilter.java:79)
   at org.openide.text.CloneableEditorSupport$DocFilter.remove(CloneableEditorSupport.java:3068)
   at org.netbeans.editor.BaseDocument.remove(BaseDocument.java:884)
   at org.netbeans.api.java.source.ModificationResult.processDocumentLocked(ModificationResult.java:426)
   at org.netbeans.api.java.source.ModificationResult.access$100(ModificationResult.java:96)
   at org.netbeans.api.java.source.ModificationResult$3.run(ModificationResult.java:394)
   at org.netbeans.editor.GuardedDocument.runAtomicAsUser(GuardedDocument.java:347)
   at org.openide.text.NbDocument.runAtomicAsUser(NbDocument.java:462)
Caused: java.io.IOException
   at org.netbeans.api.java.source.ModificationResult.processDocument(ModificationResult.java:414)
   at org.netbeans.api.java.source.ModificationResult.commit2(ModificationResult.java:356)
   at org.netbeans.api.java.source.ModificationResult.access$000(ModificationResult.java:96)
   at org.netbeans.api.java.source.ModificationResult$2.run(ModificationResult.java:258)
   at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:317)
   at org.openide.text.NbDocument.runAtomic(NbDocument.java:436)
   at org.netbeans.api.java.source.ModificationResult.commit(ModificationResult.java:255)
   at org.netbeans.api.java.source.ModificationResult.commit(ModificationResult.java:214)
   at org.netbeans.modules.java.hints.spiimpl.JavaFixImpl$1.run(JavaFixImpl.java:105)
   at org.netbeans.modules.java.hints.spiimpl.JavaFixImpl$1.run(JavaFixImpl.java:95)
   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:584)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:153)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:137)
   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:104)
Caused: java.io.IOException
   at org.netbeans.api.java.source.JavaSource.runUserActionTaskImpl(JavaSource.java:450)
   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.spiimpl.JavaFixImpl.implement(JavaFixImpl.java:95)
   at org.netbeans.modules.editor.hints.HintsUI$1.run(HintsUI.java:788)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1454)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2036)