Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Oracle Community by 807595, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at SkelAppIPCanvas.addConstant(SkelAppIPCanvas.java:260)	at SkelAppIPFrame$SkelApp2DGMenuDispatcher.serviceMenuEvent(SkelAppIPFrame.java:342)	at SkelAppIPFrame$SkelApp2DGMenuDispatcher.actionPerformed(SkelAppIPFrame.java:293)	at java.awt.MenuItem.processActionEvent(MenuItem.java:531)	at java.awt.MenuItem.processEvent(MenuItem.java:495)	at java.awt.MenuComponent.dispatchEventImpl(MenuComponent.java:271)	at java.awt.MenuComponent.dispatchEvent(MenuComponent.java:261)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:341)	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:131)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:98)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:85)