I found a kind of solution changing to mame 2014, and seems work, I think the problem is with older MAME versions only , I must check if mame 2014 can handle all of them.. Thanks !

the problem is not with the game, it happens with many more, with all the games wich requires 6 buttons, for any reason the second player is limited to 4 buttons, many of my roms wont work on fba, i can try but is not a real solution for the problem. I read a time ago that in old version of retroarc...

Hi, I am new in this forum, the english is not my native language, then sorry for every mistake I could do :roll: . I love Retrox, but I detect a very annoying problem when I tried to play Street Figther II alpha and many other figthing games on MAME 2010,something is wrong with the second gamepad (...