super mario world hacks emulated problems

sorry i did not know how to name the title so on to the question so i have a problem with some roms lose their sound and you die then it freezes
(ex mario gives up and smwcp) i have a snes emulator on my ds and mario gives up work fine and it has lower ram etc any way to correct this issue because i want to play smwcp any ideas guy

Don't hack it and maybe it'll work! Besides that game isn't hard enough for a hack.

They're not cheats, they're hacks. It's a modified game (ROM) with custom levels and such.

Get GoodWindows and GoodSNES and test it. To me it sounds like you have a bad rom.