Post count: 1629

well – some games in fba-libretro really dont like select being the hotkey, some games wont accept select as the coin button. So its common to set for fba-libretro, the hotkey to be something else like left trigger for example (you just override it in the fba retroarch.cfg).
This way it seems to improve compatibility.

Details here:

Out of interest, what does your neogeo.zip for fba look like?
Mine is here (which is based on the dat file):