ALL [null]: Method: getDefault
ALL [null]: Class: class org.netbeans.core.NbSheet
SEVERE [global]
java.lang.NullPointerException
        at javax.swing.JSplitPane.setUIProperty(JSplitPane.java:1061)
        at javax.swing.LookAndFeel.installProperty(LookAndFeel.java:262)
        at javax.swing.plaf.basic.BasicSplitPaneUI.installDefaults(BasicSplitPaneUI.java:333)
        at org.openide.explorer.propertysheet.PropUtils$CleanSplitPaneUI.installDefaults(PropUtils.java:1706)
        at javax.swing.plaf.basic.BasicSplitPaneUI.installUI(BasicSplitPaneUI.java:301)
        at javax.swing.JComponent.setUI(JComponent.java:673)
        at javax.swing.JSplitPane.setUI(JSplitPane.java:359)
        at org.openide.explorer.propertysheet.PSheet.createSplitPane(PSheet.java:701)
        at org.openide.explorer.propertysheet.PSheet.addImpl(PSheet.java:550)
        at org.openide.explorer.propertysheet.PSheet.setState(PSheet.java:401)
        at org.openide.explorer.propertysheet.PropertySheet.setDescriptionAreaVisible(PropertySheet.java:393)
        at org.openide.explorer.propertysheet.PropertySheet.setDescriptionVisible(PropertySheet.java:400)
        at org.openide.explorer.propertysheet.PropertySheet.init(PropertySheet.java:343)
        at org.openide.explorer.propertysheet.PropertySheet.<init>(PropertySheet.java:250)
        at org.netbeans.core.NbSheet.<init>(NbSheet.java:118)
        at org.netbeans.core.NbSheet.getDefault(NbSheet.java:190)
        at org.netbeans.core.NbSheet.findDefault(NbSheet.java:175)
        at org.netbeans.core.actions.GlobalPropertiesAction.performAction(GlobalPropertiesAction.java:58)
        at org.openide.util.actions.CallableSystemAction$1.run(CallableSystemAction.java:118)
        at org.netbeans.modules.openide.util.ActionsBridge.doPerformAction(ActionsBridge.java:77)
        at org.openide.util.actions.CallableSystemAction.actionPerformed(CallableSystemAction.java:114)
        at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995)
        at javax.swing.AbstractButton$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:1220)
        at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1261)
        at java.awt.Component.processMouseEvent(Component.java:6114)
        at javax.swing.JComponent.processMouseEvent(JComponent.java:3265)
        at java.awt.Component.processEvent(Component.java:5879)
        at java.awt.Container.processEvent(Container.java:2061)
        at java.awt.Component.dispatchEventImpl(Component.java:4481)
        at java.awt.Container.dispatchEventImpl(Container.java:2119)
        at java.awt.Component.dispatchEvent(Component.java:4311)
        at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4325)
        at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3989)
        at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3919)
        at java.awt.Container.dispatchEventImpl(Container.java:2105)
        at java.awt.Window.dispatchEventImpl(Window.java:2458)
        at java.awt.Component.dispatchEvent(Component.java:4311)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
        at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104)
[catch] at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:284)
        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)