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 freecol by ptroester
, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at net.sf.freecol.common.model.ColonyTile.add(ColonyTile.java:365)	at net.sf.freecol.common.model.Unit.setLocation(Unit.java:1963)	at net.sf.freecol.server.control.InGameController.work(InGameController.java:2931)	at net.sf.freecol.common.networking.WorkMessage.handle(WorkMessage.java:119)	at net.sf.freecol.server.control.InGameInputHandler$55.handle(InGameInputHandler.java:554)	at net.sf.freecol.server.control.InputHandler$CurrentPlayerNetworkRequestHandler.handle(InputHandler.java:194)	at net.sf.freecol.server.control.InputHandler.handle(InputHandler.java:104)	at net.sf.freecol.common.networking.Connection$1.run(Connection.java:507)