Neo Geo Emulator HELP PLEASE :(

Hi guys just desided to start playing my emus again and found out something bad when i try to play neogeo emu by NJ it gives an error sfix.fix and it does it when i load a rom. And yes i have the bios in the rom folder. I have used this emu hundreds of times and never got this massege. Also when i try to change bios pressing start it doesnt let me so i have no clue on what is going on. If any body has any ideas or know what this is please help. And to the mods im not asking for bios so please dont close this for i need help.

Also no emulator for phat above 2.3 version seems to work for my psp but the slim does for the slim i dont get it.

Wow i havent been to the site for a long time , but i guess its true. Nobody helps out anymore well thanks for nothing guys. And have a merry xmas. To bad this site has gone down the way it has. It used to be a great place for newes and help. :(