USB till problem

Hi guys,i downloaded tekken 5,nfs pro street,nfs carbon.Anyway,i try to use usb till and add the games in my usb hdd.But when i click the create game,i see error message "erroe in system.cnf,non readable file or in not well.Then i tried to patch dnas/ioprp but not happaned.How can I add games in my usb hdd.

Thanks.

USB UTIL???

You need a clean iso to work.
You have incomplete files, use the option "Check Structure" and you`ll see it.

downloaded games are not allowed here .get the original game and rip it and install it to your usb hdd