i don't think this has any effect on STEAM.
uhh... I think it could be that someone is using your cd key because they prolly randomly generated lol...
I've never had this problem b4 and I'm sharing CD key with a friend lol... we can play online sametime just not on same servers.
so... try re-install
uhh... I think it could be that someone is using your cd key because they prolly randomly generated lol...
I've never had this problem b4 and I'm sharing CD key with a friend lol... we can play online sametime just not on same servers.
so... try re-install