java.util.EmptyStackException at java.util.Stack.peek(Stack.java:85) at java.util.Stack.pop(Stack.java:67) at javax.swing.tree.VariableHeightLayoutCache.getNodeForPath(VariableHeightLayoutCache.java:816) at javax.swing.tree.VariableHeightLayoutCache.isExpanded(VariableHeightLayoutCache.java:366) at org.openide.explorer.view.NodeRenderDataProvider.getIcon(NodeRenderDataProvider.java:104) at org.netbeans.modules.versioning.ui.history.HistoryFileView$FileTablePanel$BrowserTreeTableView$NoLeafIconRenderDataProvider.getIcon(HistoryFileView.java:666) at org.netbeans.swing.outline.DefaultOutlineCellRenderer.getTableCellRendererComponent(DefaultOutlineCellRenderer.java:314) at javax.swing.JTable.prepareRenderer(JTable.java:5720) at javax.swing.plaf.basic.BasicTableUI.paintCell(BasicTableUI.java:2072) at javax.swing.plaf.basic.BasicTableUI.paintCells(BasicTableUI.java:1974) at javax.swing.plaf.basic.BasicTableUI.paint(BasicTableUI.java:1770) at javax.swing.plaf.ComponentUI.update(ComponentUI.java:153) at javax.swing.JComponent.paintComponent(JComponent.java:752) at javax.swing.JComponent.paint(JComponent.java:1029) at javax.swing.JComponent._paintImmediately(JComponent.java:5098) at javax.swing.JComponent.paintImmediately(JComponent.java:4882) at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:812) at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:714) at javax.swing.RepaintManager.prePaintDirtyRegions(RepaintManager.java:694) at javax.swing.RepaintManager.access$700(RepaintManager.java:41) at javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1672) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:677) at java.awt.EventQueue.access$000(EventQueue.java:85) at java.awt.EventQueue$1.run(EventQueue.java:638) at java.awt.EventQueue$1.run(EventQueue.java:636) at java.security.AccessController.doPrivileged(AccessController.java:0) at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87) at java.awt.EventQueue.dispatchEvent(EventQueue.java:647) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:158) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:201) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:196) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:188) at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)