java.lang.Exception
   at org.openide.filesystems.StreamPool$NotifyOutputStream.<init>(StreamPool.java:368)
   at org.openide.filesystems.StreamPool.createOutputStream(StreamPool.java:134)
   at org.openide.filesystems.AbstractFileObject.getOutputStream(AbstractFileObject.java:254)
   at org.openide.filesystems.AbstractFileObject.getOutputStream(AbstractFileObject.java:236)
   at org.openide.filesystems.MultiFileObject.getOutputStream(MultiFileObject.java:692)
   at org.openide.filesystems.MultiFileObject.getOutputStream(MultiFileObject.java:692)
   at org.netbeans.modules.editor.options.AnnotationTypesFolder.saveAnnotationType(AnnotationTypesFolder.java:222)
   at org.netbeans.modules.editor.EditorModule$1.saveType(EditorModule.java:147)
   at org.netbeans.editor.AnnotationTypes.saveType(AnnotationTypes.java:385)
   at org.netbeans.editor.AnnotationType.processChange(AnnotationType.java:335)
   at org.netbeans.editor.AnnotationType.setHighlight(AnnotationType.java:231)
   at org.netbeans.modules.options.colors.ColorModel.setAnnotations(ColorModel.java:218)
   at org.netbeans.modules.options.colors.AnnotationsPanel.applyChanges(AnnotationsPanel.java:285)
   at org.netbeans.modules.options.colors.FontAndColorsPanel.applyChanges(FontAndColorsPanel.java:266)
   at org.netbeans.modules.options.colors.FontAndColorsPanelController.applyChanges(FontAndColorsPanelController.java:111)
   at org.netbeans.modules.options.CategoryModel$Category.applyChanges(CategoryModel.java:401)
   at org.netbeans.modules.options.CategoryModel$Category.access$1100(CategoryModel.java:326)
   at org.netbeans.modules.options.CategoryModel.save(CategoryModel.java:222)
   at org.netbeans.modules.options.OptionsPanel.save(OptionsPanel.java:318)
   at org.netbeans.modules.options.OptionsDisplayerImpl$OptionsPanelListener$3.run(OptionsDisplayerImpl.java:520)
   at org.netbeans.modules.progress.ui.RunOffEDTImpl$3.run(RunOffEDTImpl.java:275)
Caused: org.openide.filesystems.FileAlreadyLockedException: Editors/AnnotationTypes/CurrentPC.xml
   at org.openide.filesystems.StreamPool$1.read(StreamPool.java:104)
   at com.sun.org.apache.xerces.internal.impl.XMLEntityManager$RewindableInputStream.read(XMLEntityManager.java:2876)
   at com.sun.org.apache.xerces.internal.impl.XMLEntityManager.setupCurrentEntity(XMLEntityManager.java:667)
   at com.sun.org.apache.xerces.internal.impl.XMLVersionDetector.determineDocVersion(XMLVersionDetector.java:189)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:812)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:777)
   at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:141)
   at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1213)
   at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:649)
   at org.netbeans.modules.editor.options.AnnotationTypeProcessor.parse(AnnotationTypeProcessor.java:178)
   at org.netbeans.modules.editor.options.AnnotationTypeProcessor.instanceCreate(AnnotationTypeProcessor.java:139)
   at org.openide.loaders.XMLDataObject$ICDel.instanceCreate(XMLDataObject.java:1396)
   at org.openide.loaders.FolderInstance.instanceForCookie(FolderInstance.java:580)
   at org.openide.loaders.FolderInstance$HoldInstance.instanceCreate(FolderInstance.java:1157)
   at org.netbeans.modules.editor.options.AnnotationTypesFolder.createInstance(AnnotationTypesFolder.java:141)
   at org.openide.loaders.FolderInstance.defaultProcessObjectsFinal(FolderInstance.java:888)
   at org.openide.loaders.FolderInstance$1R.run(FolderInstance.java:730)
   at org.openide.util.RequestProcessor$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)