Java - ERROR EN MENU

Hola compañeros me pueden apoyar, soy nueva en java y estaba revisando un codigo que me mando mi maestra, pero no me correo y manda este error:

(Exception in thread "AWT-EventQueue-0" java.lang.UnsupportedOperationException: Not yet implemented
at menus.Menus.agregaControlMouse(Menus.java:59)
at menus.Menus.agregaPaneles(Menus.java:102)
at menus.Menus.<init>(Menus.java:377)
at menus.Menus$7.run(Menus.java:392)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:251)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:705)
at java.awt.EventQueue.access$000(EventQueue.java:101)
at java.awt.EventQueue$3.run(EventQueue.java:666)
at java.awt.EventQueue$3.run(EventQueue.java:664)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:675)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:211)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:90)

el codigo lo agregue en otro POST llamado igual