java.lang.UnsupportedOperationException: XXX: public static org.netbeans.modules.debugger.ui.actions.DebuggerAction org.netbeans.modules.debugger.ui.actions.DebuggerAction.createStepIntoAction()
   at org.netbeans.modules.apisupport.project.layers.WritableXMLFileSystem.writeAttribute(WritableXMLFileSystem.java:900)
   at org.openide.filesystems.AbstractFileObject.setAttribute(AbstractFileObject.java:357)
   at org.openide.filesystems.MultiFileObject.setAttribute(MultiFileObject.java:959)
   at org.openide.filesystems.MultiFileObject.setAttribute(MultiFileObject.java:959)
   at org.openide.filesystems.MultiFileObject.setAttribute(MultiFileObject.java:926)
   at org.openide.filesystems.FileUtil.copyAttributes(FileUtil.java:1121)
   at org.openide.filesystems.FileUtil.copyFileImpl(FileUtil.java:740)
   at org.openide.filesystems.FileObject.copy(FileObject.java:129)
   at org.openide.filesystems.AbstractFileObject.copy(AbstractFileObject.java:644)
   at org.openide.filesystems.MultiFileObject.copy(MultiFileObject.java:1351)
   at org.openide.filesystems.MultiFileObject.copy(MultiFileObject.java:1351)
   at org.openide.loaders.FileEntry.copy(FileEntry.java:76)
   at org.openide.loaders.MultiDataObject.handleCopy(MultiDataObject.java:495)
   at org.openide.loaders.InstanceDataObject.handleCopy(InstanceDataObject.java:1071)
   at org.openide.loaders.DataObject$2.run(DataObject.java:569)
   at org.openide.loaders.DataObjectPool$1WrapAtomicAction.run(DataObjectPool.java:261)
   at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:125)
   at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:566)
   at org.openide.loaders.DataObjectPool.runAtomicAction(DataObjectPool.java:273)
   at org.openide.loaders.DataObject.invokeAtomicAction(DataObject.java:888)
   at org.openide.loaders.DataObject.copy(DataObject.java:567)
   at org.openide.loaders.DataFolder$Paste$2.handlePaste(DataFolder.java:1687)
   at org.openide.loaders.DataTransferSupport$PasteTypeExt.doPaste(DataTransferSupport.java:180)
   at org.openide.loaders.DataTransferSupport$PasteTypeExt.paste(DataTransferSupport.java:169)
   at org.openide.actions.PasteAction$ActionPT.actionPerformed(PasteAction.java:801)
   at org.netbeans.core.ModuleActions.invokeAction(ModuleActions.java:109)
   at org.openide.actions.PasteAction$ActionPT.run(PasteAction.java:825)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1424)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1968)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.UnsupportedOperationException: XXX: public static org.netbeans.modules.debugger.ui.actions.DebuggerAction org.netbeans.modules.debugger.ui.actions.DebuggerAction.createStepIntoAction()
   at org.openide.util.RequestProcessor.post(RequestProcessor.java:425)
   at org.openide.actions.PasteAction$ActionPT.<init>(PasteAction.java:795)
   at org.openide.actions.PasteAction$ActSubMenuModel.performActionAt(PasteAction.java:519)
   at org.openide.actions.PasteAction$DelegateAction.actionPerformed(PasteAction.java:742)
   at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995)
   at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318)
   at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387)
   at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242)
   at javax.swing.AbstractButton.doClick(AbstractButton.java:357)
   at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:809)
   at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:850)
   at java.awt.Component.processMouseEvent(Component.java:6267)
   at javax.swing.JComponent.processMouseEvent(JComponent.java:3267)
   at java.awt.Component.processEvent(Component.java:6032)
   at java.awt.Container.processEvent(Container.java:2041)
   at java.awt.Component.dispatchEventImpl(Component.java:4630)
   at java.awt.Container.dispatchEventImpl(Container.java:2099)
   at java.awt.Component.dispatchEvent(Component.java:4460)
   at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4577)
   at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4238)
   at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:4168)
   at java.awt.Container.dispatchEventImpl(Container.java:2085)
   at java.awt.Window.dispatchEventImpl(Window.java:2478)
   at java.awt.Component.dispatchEvent(Component.java:4460)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:148)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)