java.lang.NullPointerException at java.awt.Rectangle.(Rectangle.java:179) at org.netbeans.api.visual.widget.Widget.paintBorder(Widget.java:1448) at org.netbeans.api.visual.widget.Widget.paint(Widget.java:1412) at org.netbeans.api.visual.widget.Widget.paintChildren(Widget.java:1472) at org.netbeans.api.visual.widget.Widget.paint(Widget.java:1420) at org.netbeans.api.visual.widget.Widget.paintChildren(Widget.java:1472) at org.netbeans.api.visual.widget.Widget.paint(Widget.java:1420) at org.netbeans.api.visual.widget.SceneComponent.paint(SceneComponent.java:129) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JLayeredPane.paint(JLayeredPane.java:564) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JViewport.paint(JViewport.java:747) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at org.netbeans.swing.tabcontrol.TabbedContainer.paint(TabbedContainer.java:968) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at org.netbeans.core.windows.view.ui.MultiSplitPane.paint(MultiSplitPane.java:323) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at org.netbeans.core.windows.view.ui.MultiSplitPane.paint(MultiSplitPane.java:323) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at org.netbeans.core.windows.view.ui.MultiSplitPane.paint(MultiSplitPane.java:323) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JLayeredPane.paint(JLayeredPane.java:564) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paint(JComponent.java:1036) at javax.swing.JLayeredPane.paint(JLayeredPane.java:564) at javax.swing.JComponent.paintChildren(JComponent.java:864) at javax.swing.JComponent.paintToOffscreen(JComponent.java:5129) at javax.swing.RepaintManager$PaintManager.paintDoubleBuffered(RepaintManager.java:1382) at javax.swing.RepaintManager$PaintManager.paint(RepaintManager.java:1313) at javax.swing.BufferStrategyPaintManager.paint(BufferStrategyPaintManager.java:301) at javax.swing.RepaintManager.paint(RepaintManager.java:1128) at javax.swing.JComponent.paint(JComponent.java:1013) at java.awt.GraphicsCallback$PaintCallback.run(GraphicsCallback.java:21) at sun.awt.SunGraphicsCallback.runOneComponent(SunGraphicsCallback.java:60) at sun.awt.SunGraphicsCallback.runComponents(SunGraphicsCallback.java:97) at java.awt.Container.paint(Container.java:1797) at org.netbeans.core.windows.view.ui.MainWindow.paint(MainWindow.java:563) at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:734) at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:679) at javax.swing.RepaintManager.seqPaintDirtyRegions(RepaintManager.java:659) at javax.swing.SystemEventQueueUtilities$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:104) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:177) at java.awt.Dialog$1.run(Dialog.java:1045) at java.awt.Dialog$3.run(Dialog.java:1097) at java.security.AccessController.doPrivileged(AccessController.java:0) at java.awt.Dialog.show(Dialog.java:1095) at org.netbeans.core.windows.services.NbPresenter.superShow(NbPresenter.java:867) at org.netbeans.core.windows.services.NbPresenter.doShow(NbPresenter.java:901) at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:889) at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:109) at org.openide.util.Mutex$1AWTWorker.run(Mutex.java:1370) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:199) at java.awt.EventQueue.dispatchEvent(EventQueue.java:597) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160) at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)