These require a "Parent" ROM to function. If you have a "Clone" (like a Japanese version of a game) but not the Parent (the World version), it will appear as unknown or broken. 3. Update Your BIOS Files
The phrase in your search query refers to a specific version of ROMs that have been audited and re-dumped to match the strict requirements of FBNeo v1.0.0.0 and above. romset is unknown fbneo fixed
Most people encounter this issue while using the . RetroArch is particularly sensitive to ROM versions. These require a "Parent" ROM to function
In the world of FBNeo (and MAME), a refers to a specific collection of ROM files (the data dumped from arcade boards) that must perfectly match what the emulator expects. Think of it like a key and a lock. Update Your BIOS Files The phrase in your