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.
finalburnneo/FBNeo: FinalBurn Neo - We are Team ... - GitHub 13 Apr 2026 — romset is unknown fbneo fixed
The phrase "romset is unknown fbneo fixed" typically refers to a situation in retro gaming where the FinalBurn Neo (FBNeo) The phrase in your search query refers to