Please help with mod

[cotito21]

Hi friends this is my situation I was dowland soul calibur broken destiny mod for play with free mode, the game just have for figth wiht creaters characters on mission and dont have classic vs cpu like ps3 o xbox 360 version, but thi guide of the mod say tha I need pres select and volum- together for open free cheat and dont see the volum- button, so I triad put the code on cheat of emulator and all cheat of list appeared well but when Free mode is enable the emulator crash and say error and message close program. Please help me sorry for mi englis. Gracias