I checked out the dbg.txt file and it says : (Build Oct 31 2005 10:33:37)
Later in the log it says what is happening at disconnect. It says:
Initializing character select UI.
Resetting game UI.
Networking: connection terminated [client

isconnectReasonUnacknowledgedTimeout, server

isconnectReasonNone)
Do i have a version that is too old?