[08:58:41] [System Message] ChiTa.Dz can not access this room from now on!
[08:58:44] [System Message] ChiTa.Dz can not access this room from now on!
[08:58:46] [System Message] ChiTa.Dz can not access this room from now on!
[08:58:48] [System Message] ChiTa.Dz can not access this room from now on!
[08:58:50] [System Message] ChiTa.Dz can not access this room from now on!
If that didn't do the trick, then I figure someone's unbanning him. And judging from that .dz tag I think I can guess who that someone might be.