javax.swing.text.BadLocationException: Invalid offset=-1 < 0; docLen=3516
   at org.netbeans.modules.editor.lib2.document.EditorDocumentContent.checkOffsetNonNegative(EditorDocumentContent.java:264)
   at org.netbeans.modules.editor.lib2.document.EditorDocumentContent.checkOffsetInContent(EditorDocumentContent.java:278)
   at org.netbeans.modules.editor.lib2.document.EditorDocumentContent.createBackwardBiasPosition(EditorDocumentContent.java:199)
   at org.netbeans.editor.BaseDocument.createPosition(BaseDocument.java:1359)
   at org.openide.text.NbDocument.createPosition(NbDocument.java:225)
   at org.netbeans.modules.java.hints.infrastructure.ErrorHintsProvider$1.run(ErrorHintsProvider.java:533)
   at org.netbeans.editor.BaseDocument.render(BaseDocument.java:1383)
   at org.netbeans.modules.java.hints.infrastructure.ErrorHintsProvider.getLine(ErrorHintsProvider.java:512)
   at org.netbeans.modules.java.hints.infrastructure.ErrorHintsProvider.computeErrors(ErrorHintsProvider.java:193)
   at org.netbeans.modules.java.hints.infrastructure.ErrorPositionRefresherHelper.getErrorDescriptionsAt(ErrorPositionRefresherHelper.java:84)
   at org.netbeans.modules.java.hints.spiimpl.JavaHintsPositionRefresher$RefreshTask.run(JavaHintsPositionRefresher.java:148)
   at org.netbeans.modules.java.hints.spiimpl.JavaHintsPositionRefresher$RefreshTask.run(JavaHintsPositionRefresher.java:120)
   at org.netbeans.api.java.source.JavaSource$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)
   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.modules.java.hints.spiimpl.JavaHintsPositionRefresher$1.run(JavaHintsPositionRefresher.java:107)
   at org.netbeans.modules.progress.ui.RunOffEDTImpl$1.run(RunOffEDTImpl.java:150)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1477)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2071)