Yuri LAN problem: same serial in use

[badsam 0]

hey, i am trying to play yuris revenge on LAN, i have correct network setting on all pcs but the game keep saying: you have the same serial # with another player in the network, so how can i figure this out like a patch or smth?

 

thanks in advance

[Doctor Destiny 40]

You don't figure it out. You need another serial number.