It's a small bug.
We have fixed it. but not uploaded.
If you want to fix it as soon as possible ,
please modify the CuteSoft_Client/CuteChat/ChatAdmin/Log.aspx ,line 207
change
placename="Lobby:"+DropDownLobbies.SelectedItem.Value;
to
placename="Lobby-"+DropDownLobbies.SelectedItem.Value;
Regards , Terry .