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 Maze.mazePanel(Maze.java:33) at Maze.<init>(Maze.java:18) at Maze.main(Maze.java:43)