java.lang.NullPointerException
   at java.awt.Component.findUnderMouseInWindow(Component.java:1349)
   at java.awt.Container.getMousePosition(Container.java:2613)
   at org.netbeans.modules.debugger.ui.views.debugging.ClickableIcon.changeThread(ClickableIcon.java:124)
   at org.netbeans.modules.debugger.ui.views.debugging.DebuggingViewComponent$IconsPanel.addIcon(DebuggingViewComponent.java:1291)
   at org.netbeans.modules.debugger.ui.views.debugging.DebuggingViewComponent$ViewRefresher.addPanels(DebuggingViewComponent.java:1144)
   at org.netbeans.modules.debugger.ui.views.debugging.DebuggingViewComponent$ViewRefresher.run(DebuggingViewComponent.java:1070)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:301)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)
   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:76)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)
   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)
Caused: java.lang.reflect.InvocationTargetException
   at java.awt.EventQueue.invokeAndWait(EventQueue.java:1321)
   at java.awt.EventQueue.invokeAndWait(EventQueue.java:1296)
   at javax.swing.SwingUtilities.invokeAndWait(SwingUtilities.java:1348)
   at org.netbeans.modules.debugger.ui.views.debugging.DebuggingViewComponent$7$1.run(DebuggingViewComponent.java:814)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1443)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2058)