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via Oracle Community by 807574, 1 year ago
This exception has no message.
java.lang.ClassCastException: 	at	at	at	at	at	at	at	at	at	at	at$400(	at$	at java.awt.event.InvocationEvent.dispatch(	at java.awt.EventQueue.dispatchEvent(	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(	at java.awt.EventDispatchThread.pumpEventsForHierarchy(	at java.awt.EventDispatchThread.pumpEvents(	at java.awt.EventDispatchThread.pumpEvents(	at