java.lang.ClassCastException: org.openide.nodes.AbstractNode cannot be cast to org.netbeans.modules.viewmodel.TreeModelNode
   at org.netbeans.modules.viewmodel.DelegatingCellRenderer.getTableCellRendererComponent(DelegatingCellRenderer.java:77)
   at javax.swing.JTable.prepareRenderer(JTable.java:5729)
   at javax.swing.plaf.basic.BasicTableUI.paintCell(BasicTableUI.java:2075)
   at javax.swing.plaf.basic.BasicTableUI.paintCells(BasicTableUI.java:1977)
   at javax.swing.plaf.basic.BasicTableUI.paint(BasicTableUI.java:1773)
   at javax.swing.plaf.ComponentUI.update(ComponentUI.java:143)
   at javax.swing.JComponent.paintComponent(JComponent.java:763)
   at javax.swing.JComponent.paint(JComponent.java:1029)
   at javax.swing.JComponent.paintToOffscreen(JComponent.java:5124)
   at javax.swing.RepaintManager$PaintManager.paintDoubleBuffered(RepaintManager.java:1475)
   at javax.swing.RepaintManager$PaintManager.paint(RepaintManager.java:1406)
   at javax.swing.RepaintManager.paint(RepaintManager.java:1220)
   at javax.swing.JComponent._paintImmediately(JComponent.java:5072)
   at javax.swing.JComponent.paintImmediately(JComponent.java:4882)
   at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:803)
   at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:714)
   at javax.swing.RepaintManager.seqPaintDirtyRegions(RepaintManager.java:694)
   at javax.swing.SystemEventQueueUtilities$ComponentWorkRequest.run(SystemEventQueueUtilities.java:128)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:137)
   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)