java.lang.NullPointerException
   at org.netbeans.modules.java.graph.DependencyGraphScene.highlightDepth(DependencyGraphScene.java:713)
   at org.netbeans.modules.java.graph.DependencyGraphScene.highlightDepthIntern(DependencyGraphScene.java:729)
   at org.netbeans.modules.java.graph.DependencyGraphScene.access$900(DependencyGraphScene.java:98)
   at org.netbeans.modules.java.graph.DependencyGraphScene$AllActionsProvider.select(DependencyGraphScene.java:695)
   at org.netbeans.modules.visual.action.SelectAction.mousePressed(SelectAction.java:94)
   at org.netbeans.api.visual.action.WidgetAction$Chain.mousePressed(WidgetAction.java:774)
   at org.netbeans.api.visual.widget.SceneComponent$Operator$2.operate(SceneComponent.java:559)
   at org.netbeans.api.visual.widget.SceneComponent.processLocationOperator(SceneComponent.java:336)
   at org.netbeans.api.visual.widget.SceneComponent.processLocationOperator(SceneComponent.java:291)
   at org.netbeans.api.visual.widget.SceneComponent.mousePressed(SceneComponent.java:163)
   at java.awt.Component.processMouseEvent(Component.java:6530)
   at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
   at java.awt.Component.processEvent(Component.java:6298)
   at java.awt.Container.processEvent(Container.java:2236)
   at java.awt.Component.dispatchEventImpl(Component.java:4889)
   at java.awt.Container.dispatchEventImpl(Container.java:2294)
   at java.awt.Component.dispatchEvent(Component.java:4711)
   at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4888)
   at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4522)
   at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:4466)
   at java.awt.Container.dispatchEventImpl(Container.java:2280)
   at java.awt.Window.dispatchEventImpl(Window.java:2746)
   at java.awt.Component.dispatchEvent(Component.java:4711)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
   at java.awt.EventQueue.access$500(EventQueue.java:97)
   at java.awt.EventQueue$3.run(EventQueue.java:709)
   at java.awt.EventQueue$3.run(EventQueue.java:703)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:90)
   at java.awt.EventQueue$4.run(EventQueue.java:731)
   at java.awt.EventQueue$4.run(EventQueue.java:729)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)