In Clrmamepro, load the FBNeo DAT file you downloaded.
Do you know if your ROM collection is a or Non-Merged set? Share public link romset is unknown fbneo fixed
Troubleshooting FBNeo: Fixing the "Romset is Unknown" Error If you’ve encountered the message while trying to launch a classic arcade title, you aren't alone. Unlike many console emulators, arcade emulators like FinalBurn Neo (FBNeo) are extremely strict about how files are named and organized. In Clrmamepro, load the FBNeo DAT file you downloaded
If you updated your ROMs, clear the old playlist in RetroArch before re-scanning. but the issue has been resolved
emulator fails to recognize a game file because it doesn't match the expected database entry, but the issue has been resolved