Bom dia a todos
quando tento executar um programa que fiz em java com swing
ele da esse erro …
run:
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
at principal.InvNautico.meuInicializador(InvNautico.java:49)
at principal.InvNautico.<init>(InvNautico.java:43)
at principal.InvNautico$17.run(InvNautico.java:514)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
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)
alguem saberia me dizer que erro e esse?
desde já agradeço