Call stack error

[CyberSecGuy]

2012-07-09 14:40:35 [INFO] locknlol [/192.168.0.135:42564] logged in with entity id 19 at ([proxy] 1036.0410946211587, 5.0, 1238.9338339231497)
2012-07-09 14:40:35 [INFO] [VanishNoPacket] locknlol disappeared.
2012-07-09 14:40:36 [INFO] [IRCTransport] Created agent for Player ID: 19 name: locknlol
2012-07-09 14:40:36 [SEVERE] Exception in thread "bot2-output"
2012-07-09 14:40:36 [SEVERE] java.lang.RuntimeException: Trying to send message when no longer connected
2012-07-09 14:40:36 [SEVERE] at org.pircbotx.OutputThread.failIfNotConnected(OutputThread.java:90)
2012-07-09 14:40:36 [SEVERE] at org.pircbotx.OutputThread.run(OutputThread.java:102)
2012-07-09 14:40:36 [SEVERE] Exception in thread "bot2-output"
2012-07-09 14:40:36 [SEVERE] java.lang.RuntimeException: Trying to send message when no longer connected
2012-07-09 14:40:36 [SEVERE] at org.pircbotx.OutputThread.failIfNotConnected(OutputThread.java:90)
2012-07-09 14:40:36 [SEVERE] at org.pircbotx.OutputThread.run(OutputThread.java:102)
2012-07-09 14:40:36 [SEVERE] Exception in thread "bot2-output"
2012-07-09 14:40:36 [SEVERE] java.lang.RuntimeException: Trying to send message when no longer connected
2012-07-09 14:40:36 [SEVERE] at org.pircbotx.OutputThread.failIfNotConnected(OutputThread.java:90)
2012-07-09 14:40:36 [SEVERE] at org.pircbotx.OutputThread.run(OutputThread.java:102)