java.lang.ArrayIndexOutOfBoundsException: -1
   at java.util.Vector.elementAt(Vector.java:430)
   at javax.swing.DefaultListModel.getElementAt(DefaultListModel.java:70)
   at org.netbeans.modules.progress.spi.TaskModel.getSelectedHandle(TaskModel.java:154)
   at org.netbeans.modules.progress.spi.TaskModel.updateSelection(TaskModel.java:91)
   at org.netbeans.modules.progress.spi.TaskModel.addHandle(TaskModel.java:72)
   at org.netbeans.modules.progress.spi.Controller.runNow(Controller.java:282)
   at org.netbeans.modules.progress.spi.Controller$2.run(Controller.java:225)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:138)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
   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)