java.lang.Throwable: Locked by:
   at org.openide.filesystems.FileLock.<init>(FileLock.java:85)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.LockForFile.<init>(LockForFile.java:91)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.LockForFile.tryLock(LockForFile.java:102)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObj.lock(FileObj.java:359)
   at org.openide.loaders.MultiDataObject$Entry.takeLock(MultiDataObject.java:1352)
   at org.netbeans.modules.csl.core.GsfDataObject$GenericEditorSupport$Environment.takeLock(GsfDataObject.java:229)
   at org.openide.text.DataEditorSupport$Env.markModified(DataEditorSupport.java:949)
   at org.openide.text.CloneableEditorSupport.notifyModified(CloneableEditorSupport.java:1998)
   at org.netbeans.modules.csl.core.GsfDataObject$GenericEditorSupport.notifyModified(GsfDataObject.java:274)
   at org.openide.text.CloneableEditorSupport.callNotifyModified(CloneableEditorSupport.java:1971)
   at org.openide.text.CloneableEditorSupport$Listener.vetoableChange(CloneableEditorSupport.java:2858)
   at org.netbeans.editor.BaseDocument.atomicLockImpl(BaseDocument.java:1655)
   at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:313)
   at org.netbeans.modules.csl.api.AbstractCamelCasePosition.actionPerformed(AbstractCamelCasePosition.java:95)
   at org.netbeans.editor.BaseAction.actionPerformed(BaseAction.java:339)
   at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:0)
   at javax.swing.JComponent.processKeyBinding(JComponent.java:0)
   at javax.swing.JComponent.processKeyBindings(JComponent.java:0)
   at javax.swing.JComponent.processKeyEvent(JComponent.java:0)
   at java.awt.Component.processEvent(Component.java:0)
   at java.awt.Container.processEvent(Container.java:0)
   at java.awt.Component.dispatchEventImpl(Component.java:0)
   at java.awt.Container.dispatchEventImpl(Container.java:0)
   at java.awt.Component.dispatchEvent(Component.java:0)
   at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:0)
   at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:0)
   at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:0)
   at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:0)
   at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:0)
   at java.awt.Component.dispatchEventImpl(Component.java:0)
   at java.awt.Container.dispatchEventImpl(Container.java:0)
   at java.awt.Window.dispatchEventImpl(Window.java:0)
   at java.awt.Component.dispatchEvent(Component.java:0)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:0)
   at java.awt.EventQueue.access$000(EventQueue.java:0)
   at java.awt.EventQueue$1.run(EventQueue.java:0)
   at java.awt.EventQueue$1.run(EventQueue.java:0)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:0)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:0)
   at java.awt.EventQueue$2.run(EventQueue.java:0)
   at java.awt.EventQueue$2.run(EventQueue.java:0)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:0)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:0)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:158)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:0)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:0)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:0)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:0)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:0)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:0)