[HELP] Disconnect from the server

Hi I need help about my disconnection problem.
This is my error.txt inside Program folder.

Code:

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2010/ 3/27 16:55:04
OnPreJoin(): AddPlayer() return false, 2, Riva
2010/ 3/27 16:55:04
OnPreJoin(): Account not found, admin
2010/ 3/27 17:10:15
RemoveUser(): *pUser->m_pKey is '
2010/ 3/27 17:16:29
OnQueryRemovePlayer(): lpszAccount not found, admin
2010/ 3/27 17:16:29
RemoveUser(): *pUser->m_pKey is '
2010/ 3/27 17:24:07
OnQueryRemovePlayer(): lpszAccount not found, admin
2010/ 3/27 17:24:07
RemoveUser(): *pUser->m_pKey is '
2010/ 3/27 17:24:24
OnPreJoin(): AddPlayer() return false, 2, Riva
2010/ 3/27 17:24:24
OnPreJoin(): recv 0 from CORE, admin
2010/ 3/27 17:29:23
RemoveUser(): *pUser->m_pKey is '
2010/ 3/27 17:29:26
RemoveUser(): *pUser->m_pKey is '
2010/ 3/27 17:29:26
RemoveUser(): *pUser->m_pKey is '

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What's wrong with this?