server trouble, Windows host.

I have some trouble with the server, when it have been on for few hours, the LOGIN dosent pop up and its kicks people from connecting.. Servers logs look like this:

[02:10:05] AdmCmd: A MySQL error occurred (error 1054). Details written to mysql_error.txt.
[02:10:56] [connection] <IP HIDDEN> requests connection cookie.
[02:11:28] Kicking <IP HIDDEN> because they didn't logon to the game.
[02:11:34] [connection] <IP HIDDEN> requests connection cookie.
[02:12:05] Kicking <IP HIDDEN> because they didn't logon to the game.
[02:12:18] [connection] <IP HIDDEN> requests connection cookie.
[02:12:49] Kicking <IP HIDDEN> because they didn't logon to the game.
[02:13:22] [connection] <IP HIDDEN> requests connection cookie.