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.
ava.lang.NullPointerException: 	at undefined.Petrakis$1.actionPerformed(Petrakis.java:46)	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1764)	at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1817)