Server stucks after ~5 hours.

[GrexAut]

Hello,
after around 5 hours, the serverlog shows:

2009-12-28 09:47:22.325221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 09:47:31.493221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 09:48:01.401221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 09:48:23.457221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 09:48:28.017221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 09:52:24.501221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 09:52:28.045221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:02:12.385221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:02:19.505221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:03:46.829221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:12:21.377221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:15:24.253221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:15:24.525221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:15:26.785221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:15:33.937221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:18:02.169221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:18:04.637221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:18:06.165221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:18:07.885221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:18:09.369221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:18:12.261221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID
2009-12-28 10:18:29.597221|ERROR   |PktHandler    |  1| Client trying to use already in use clientID

The TeamSpeak takes 98 % from the cpu if this error comes.
But what does the log entries mean??

Seems to be fixed at >= Beta10