java.lang.NullPointerException
   at org.netbeans.modules.csl.navigation.BreadCrumbsTask$StructureItemNode$2.open(BreadCrumbsTask.java:176)
   at org.netbeans.modules.editor.breadcrumbs.BreadCrumbComponent.open(BreadCrumbComponent.java:262)
   at org.netbeans.modules.editor.breadcrumbs.BreadCrumbComponent.expand(BreadCrumbComponent.java:220)
   at org.netbeans.modules.editor.breadcrumbs.BreadCrumbComponent.access$000(BreadCrumbComponent.java:87)
   at org.netbeans.modules.editor.breadcrumbs.BreadCrumbComponent$1.mouseClicked(BreadCrumbComponent.java:95)
   at java.awt.Component.processMouseEvent(Component.java:6385)
   at javax.swing.JComponent.processMouseEvent(JComponent.java:3275)
   at java.awt.Component.processEvent(Component.java:6147)
   at java.awt.Container.processEvent(Container.java:2083)
   at java.awt.Component.dispatchEventImpl(Component.java:4744)
   at java.awt.Container.dispatchEventImpl(Container.java:2141)
   at java.awt.Component.dispatchEvent(Component.java:4572)
   at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4619)
   at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4289)
   at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:4210)
   at java.awt.Container.dispatchEventImpl(Container.java:2127)
   at java.awt.Window.dispatchEventImpl(Window.java:2489)
   at java.awt.Component.dispatchEvent(Component.java:4572)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:704)
   at java.awt.EventQueue.access$400(EventQueue.java:82)
   at java.awt.EventQueue$2.run(EventQueue.java:663)
   at java.awt.EventQueue$2.run(EventQueue.java:661)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:98)
   at java.awt.EventQueue$3.run(EventQueue.java:677)
   at java.awt.EventQueue$3.run(EventQueue.java:675)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:674)
   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)