java.lang.IllegalStateException: Annotation not added: BreakpointLine Breakpoint
   at org.netbeans.modules.editor.NbEditorDocument.removeAnnotation(NbEditorDocument.java:257)
   at org.openide.text.NbDocument.removeAnnotation(NbDocument.java:533)
   at org.openide.text.DocumentLine$2.run(DocumentLine.java:378)
   at org.netbeans.editor.BaseDocument.render(BaseDocument.java:1390)
   at org.openide.text.DocumentLine.removeAnnotation(DocumentLine.java:373)
   at org.openide.text.Annotation.detach(Annotation.java:136)
   at org.netbeans.modules.debugger.jpda.projects.BreakpointAnnotationProvider.removeAnnotations(BreakpointAnnotationProvider.java:577)
   at org.netbeans.modules.debugger.jpda.projects.BreakpointAnnotationProvider.access$200(BreakpointAnnotationProvider.java:102)
   at org.netbeans.modules.debugger.jpda.projects.BreakpointAnnotationProvider$AnnotationRefresh.refreshAnnotation(BreakpointAnnotationProvider.java:316)
   at org.netbeans.modules.debugger.jpda.projects.BreakpointAnnotationProvider$AnnotationRefresh.run(BreakpointAnnotationProvider.java:305)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1432)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2042)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.IllegalStateException: Annotation not added: BreakpointLine Breakpoint
   at org.openide.util.RequestProcessor.post(RequestProcessor.java:424)
   at org.netbeans.modules.debugger.jpda.projects.BreakpointAnnotationProvider.propertyChange(BreakpointAnnotationProvider.java:261)
   at java.beans.PropertyChangeSupport.fire(PropertyChangeSupport.java:335)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:327)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:263)
   at org.netbeans.api.debugger.Breakpoint.firePropertyChange(Breakpoint.java:379)
   at org.netbeans.api.debugger.jpda.LineBreakpoint.setLineNumber(LineBreakpoint.java:194)
   at org.netbeans.modules.debugger.jpda.projects.LineTranslations$BreakpointLineUpdater.update(LineTranslations.java:474)
   at org.netbeans.modules.debugger.jpda.projects.LineTranslations$BreakpointLineUpdater.lineMightChange(LineTranslations.java:644)
   at org.netbeans.modules.debugger.jpda.projects.LineTranslations$BreakpointLineUpdater.insertUpdate(LineTranslations.java:628)
   at org.netbeans.editor.BaseDocument.handleInsertString(BaseDocument.java:849)
   at org.netbeans.editor.BaseDocument$FilterBypassImpl.insertString(BaseDocument.java:2496)
   at javax.swing.text.DocumentFilter.insertString(DocumentFilter.java:100)
   at org.openide.text.CloneableEditorSupport$DocFilter.insertString(CloneableEditorSupport.java:2275)
   at org.netbeans.editor.BaseDocument.insertString(BaseDocument.java:754)
   at org.netbeans.editor.BaseKit$InsertBreakAction.performLineBreakInsertion(BaseKit.java:1425)
   at org.netbeans.editor.BaseKit$InsertBreakAction.access$200(BaseKit.java:1309)
   at org.netbeans.editor.BaseKit$InsertBreakAction$1.run(BaseKit.java:1344)
   at org.netbeans.editor.GuardedDocument.runAtomicAsUser(GuardedDocument.java:351)
   at org.netbeans.editor.BaseKit$InsertBreakAction.actionPerformed(BaseKit.java:1335)
   at org.netbeans.editor.BaseAction.actionPerformed(BaseAction.java:339)
   at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1664)
   at javax.swing.JComponent.processKeyBinding(JComponent.java:2879)
   at javax.swing.JComponent.processKeyBindings(JComponent.java:2926)
   at javax.swing.JComponent.processKeyEvent(JComponent.java:2842)
   at java.awt.Component.processEvent(Component.java:6282)
   at java.awt.Container.processEvent(Container.java:2229)
   at java.awt.Component.dispatchEventImpl(Component.java:4861)
   at java.awt.Container.dispatchEventImpl(Container.java:2287)
   at java.awt.Component.dispatchEvent(Component.java:4687)
   at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1895)
   at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:762)
   at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:1027)
   at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:899)
   at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:727)
   at java.awt.Component.dispatchEventImpl(Component.java:4731)
   at java.awt.Container.dispatchEventImpl(Container.java:2287)
   at java.awt.Window.dispatchEventImpl(Window.java:2719)
   at java.awt.Component.dispatchEvent(Component.java:4687)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:735)
   at java.awt.EventQueue.access$200(EventQueue.java:103)
   at java.awt.EventQueue$3.run(EventQueue.java:694)
   at java.awt.EventQueue$3.run(EventQueue.java:692)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
   at java.awt.EventQueue$4.run(EventQueue.java:708)
   at java.awt.EventQueue$4.run(EventQueue.java:706)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:705)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)