java.lang.NullPointerException
   at org.netbeans.modules.java.hints.spiimpl.options.HintsPanelLogic$WritableSettings.isEnabled(HintsPanelLogic.java:708)
   at org.netbeans.modules.java.hints.spiimpl.options.HintsPanelLogic.isEnabled(HintsPanelLogic.java:561)
   at org.netbeans.modules.java.hints.spiimpl.options.HintsPanelLogic.isSelected(HintsPanelLogic.java:283)
   at org.netbeans.modules.java.hints.spiimpl.options.HintsPanel$CheckBoxRenderer.getTreeCellRendererComponent(HintsPanel.java:939)
   at javax.swing.plaf.basic.BasicTreeUI.paintRow(BasicTreeUI.java:1534)
   at javax.swing.plaf.basic.BasicTreeUI.paint(BasicTreeUI.java:1223)
   at javax.swing.plaf.ComponentUI.update(ComponentUI.java:161)
   at javax.swing.JComponent.paintComponent(JComponent.java:778)
   at javax.swing.JComponent.paint(JComponent.java:1054)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JViewport.paint(JViewport.java:731)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JSplitPane.paintChildren(JSplitPane.java:1047)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JViewport.paint(JViewport.java:731)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paint(JComponent.java:1063)
   at javax.swing.JLayeredPane.paint(JLayeredPane.java:585)
   at javax.swing.JComponent.paintChildren(JComponent.java:887)
   at javax.swing.JComponent.paintToOffscreen(JComponent.java:5228)
   at javax.swing.RepaintManager$PaintManager.paintDoubleBuffered(RepaintManager.java:1512)
   at javax.swing.RepaintManager$PaintManager.paint(RepaintManager.java:1443)
   at javax.swing.RepaintManager.paint(RepaintManager.java:1236)
   at javax.swing.JComponent.paint(JComponent.java:1040)
   at java.awt.GraphicsCallback$PaintCallback.run(GraphicsCallback.java:39)
   at sun.awt.SunGraphicsCallback.runOneComponent(SunGraphicsCallback.java:78)
   at sun.awt.SunGraphicsCallback.runComponents(SunGraphicsCallback.java:115)
   at java.awt.Container.paint(Container.java:1967)
   at java.awt.Window.paint(Window.java:3877)
   at javax.swing.RepaintManager$3.run(RepaintManager.java:807)
   at javax.swing.RepaintManager$3.run(RepaintManager.java:784)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
   at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:784)
   at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:757)
   at javax.swing.RepaintManager.prePaintDirtyRegions(RepaintManager.java:706)
   at javax.swing.RepaintManager.access$1000(RepaintManager.java:62)
   at javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1651)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:251)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:727)
   at java.awt.EventQueue.access$200(EventQueue.java:103)
   at java.awt.EventQueue$3.run(EventQueue.java:688)
   at java.awt.EventQueue$3.run(EventQueue.java:686)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:697)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)