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 user11288114, 1 year ago
via Google Groups by Yann Girard, 2 years ago
via Oracle Community by 843798, 1 year ago
java.lang.IllegalArgumentException: null source	at java.util.EventObject.(EventObject.java:56)	at java.awt.AWTEvent.(AWTEvent.java:337)	at java.awt.event.InvocationEvent.(InvocationEvent.java:224)	at java.awt.event.InvocationEvent.(InvocationEvent.java:188)	at java.awt.event.InvocationEvent.(InvocationEvent.java:150)	at sun.awt.X11.XBaseMenuWindow.dispose(XBaseMenuWindow.java:907)