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 807541, 1 year ago
This exception has no message.
via Oracle Community by 807541, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at test5.client$1.getColumnClass(client.java:86)	at javax.swing.JTable.getColumnClass(JTable.java:1695)	at javax.swing.JTable.getCellRenderer(JTable.java:3512)