java.lang.NullPointerException
        at org.netbeans.modules.form.RADVisualComponent.createPropertySets(RADVisualComponent.java:137)
        at org.netbeans.modules.form.RADComponent.getProperties(RADComponent.java:533)
        at org.netbeans.modules.form.RADComponentNode.getPropertySets(RADComponentNode.java:113)
        at org.openide.explorer.propertysheet.PropertySheet.setCurrentNode(PropertySheet.java:537)
        at org.openide.explorer.propertysheet.PropertySheet.doSetNodes(PropertySheet.java:354)
        at org.openide.explorer.propertysheet.PropertySheet.access$300(PropertySheet.java:58)
        at org.openide.explorer.propertysheet.PropertySheet$3.run(PropertySheet.java:496)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:590)
[catch] at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:270)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:198)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:171)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:166)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:158)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:119)