I can give you a for your specific setup.
Many games require a BIOS file (like neogeo.zip ) to be present in the same folder as your game ROMs. mame 078 romset
When searching for a MAME 0.78 romset, you will typically encounter three different types of sets. Choosing the right one depends on your storage space and how you like to manage your files. I can give you a for your specific setup
If you are using RetroArch, RetroPie, or Recalbox, you have likely seen the core named "MAME 2003." This core is a modern port of the MAME 0.78 engine. Because MAME 2003 is the default arcade emulator for many of these platforms, the MAME 0.78 romset is the mandatory file collection required to make it work. mame 078 romset