java.lang.NullPointerException
	at org.netbeans.modules.javacore.RepositoryUpdater.folderRenamed(RepositoryUpdater.java:308)
	at org.netbeans.modules.javacore.RepositoryUpdater.fileRenamed(RepositoryUpdater.java:248)
	at org.openide.filesystems.FCLSupport.dispatchEvent(FCLSupport.java:81)
	at org.openide.filesystems.FCLSupport.dispatchEvent(FCLSupport.java:61)
	at org.openide.filesystems.FileObject$ED.dispatch(FileObject.java:784)
	at org.openide.filesystems.FileSystem$EventDispatcher.run(FileSystem.java:755)
	at org.openide.filesystems.EventControl.dispatchEvent(EventControl.java:47)
	at org.openide.filesystems.FileSystem.dispatchEvent(FileSystem.java:468)
	at org.openide.filesystems.FileObject.dispatchEvent(FileObject.java:405)
	at org.openide.filesystems.FileObject.fireFileRenamedEvent(FileObject.java:394)
	at org.netbeans.modules.masterfs.MasterFileObject.access$1000(MasterFileObject.java:34)
	at org.netbeans.modules.masterfs.MasterFileObject$FileChangeListenerImpl.fileRenamed(MasterFileObject.java:795)
	at org.openide.filesystems.FCLSupport.dispatchEvent(FCLSupport.java:81)
	at org.openide.filesystems.FileObject$ED.dispatch(FileObject.java:764)
	at org.openide.filesystems.EventControl.invokeDispatchers(EventControl.java:160)
	at org.openide.filesystems.EventControl.exitAtomicAction(EventControl.java:138)
	at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:91)
	at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:432)
	at org.openide.loaders.DataObjectPool.runAtomicActionSimple(DataObjectPool.java:159)
	at org.openide.loaders.DataObject.invokeAtomicAction(DataObject.java:757)
	at org.openide.loaders.DataObject.rename(DataObject.java:584)
	at org.openide.loaders.DataNode$2.setValue(DataNode.java:519)
	at org.openide.explorer.propertysheet.NodePropertyModel.setValue(NodePropertyModel.java:80)
	at org.openide.explorer.propertysheet.PropUtils.noDlgUpdateProp(PropUtils.java:429)
	at org.openide.explorer.propertysheet.PropUtils.updateProp(PropUtils.java:403)
	at org.openide.explorer.propertysheet.PropUtils.updateProp(PropUtils.java:500)
	at org.openide.explorer.propertysheet.SheetCellEditor.stopCellEditing(SheetCellEditor.java:288)
	at org.openide.explorer.propertysheet.SheetCellEditor.actionPerformed(SheetCellEditor.java:175)
	at javax.swing.JTextField.fireActionPerformed(JTextField.java:487)
	at javax.swing.JTextField.postActionEvent(JTextField.java:668)
	at javax.swing.JTextField$NotifyAction.actionPerformed(JTextField.java:783)
	at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1571)
	at javax.swing.JComponent.processKeyBinding(JComponent.java:2730)
	at javax.swing.JComponent.processKeyBindings(JComponent.java:2765)
	at javax.swing.JComponent.processKeyEvent(JComponent.java:2693)
	at java.awt.Component.processEvent(Component.java:5265)
	at java.awt.Container.processEvent(Container.java:1966)
	at java.awt.Component.dispatchEventImpl(Component.java:3955)
	at java.awt.Container.dispatchEventImpl(Container.java:2024)
	at java.awt.Component.dispatchEvent(Component.java:3803)
	at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1810)
	at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:668)
	at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:916)
	at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:794)
	at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:632)
	at java.awt.Component.dispatchEventImpl(Component.java:3841)
	at java.awt.Container.dispatchEventImpl(Container.java:2024)
	at java.awt.Window.dispatchEventImpl(Window.java:1766)
	at java.awt.Component.dispatchEvent(Component.java:3803)
[catch] at java.awt.EventQueue.dispatchEvent(EventQueue.java:463)
	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:234)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)