for instance on my system i have a nice mame setup, but ive been considering adding a demul list for naomi/atomiswave games. now, for me, i'd know to go to a different list for various games, but for 'normal' (lol) people using my arcade cab, as far as they know those are all just ARCADE games. so ...

Thanks, this fixed it !! 

When i use the front-end I have no sound, i can even see the name of the song it's playing.
I do have sound in Runway for example when I press save. and also in the games that are launched.
(on another laptop I have sound every where.)

Any idea where to look ? (I already tried the volume settings ...