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java.lang.IllegalThreadStateException: 	at java.lang.ThreadGroup.add(Unknown Source)	at java.lang.Thread.start(Unknown Source)	at oracle.ewt.timer.Timer.schedule(Unknown Source)	at oracle.ewt.lwAWT.lwText.AutoScroller.schedule(Unknown Source)	at oracle.ewt.lwAWT.lwText.LWTextField.processMouseMotionEvent(Unknown Source)	at java.awt.Component.processEvent(Unknown Source)	at java.awt.Container.processEvent(Unknown Source)	at oracle.ewt.lwAWT.LWComponent.processEventImpl(Unknown Source)	at oracle.ewt.lwAWT.lwText.LWTextComponent.processEventImpl(Unknown Source)	at oracle.ewt.lwAWT.lwText.LWTextField.processEventImpl(Unknown Source)	at oracle.ewt.lwAWT.LWComponent.redispatchEvent(Unknown Source)	at oracle.ewt.event.tracking.GlassMouseGrabProvider$Disp._redispatchEvent(Unknown Source)	at oracle.ewt.event.tracking.GlassMouseGrabProvider$Disp._redispatchEvent(Unknown Source)	at oracle.ewt.event.tracking.GlassMouseGrabProvider$Disp.mouseDragged(Unknown Source)	at java.awt.Component.processMouseMotionEvent(Unknown Source)	at java.awt.Component.processEvent(Unknown Source)	at java.awt.Container.processEvent(Unknown Source)	at oracle.ewt.lwAWT.LWComponent.processEventImpl(Unknown Source)	at oracle.ewt.lwAWT.LWComponent.redispatchEvent(Unknown Source)	at oracle.ewt.lwAWT.LWComponent.processEvent(Unknown Source)	at java.awt.Component.dispatchEventImpl(Unknown Source)	at java.awt.Container.dispatchEventImpl(Unknown Source)	at java.awt.Component.dispatchEvent(Unknown Source)	at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)	at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)	at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)	at java.awt.Container.dispatchEventImpl(Unknown Source)	at java.awt.Component.dispatchEvent(Unknown Source)	at java.awt.EventQueue.dispatchEvent(Unknown Source)	at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)	at java.awt.EventDispatchThread.run(Unknown Source)