As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MISC/DE: ON FINAL WHILE EXTENDING FLAPS, RECEIVED A FLAP LOCKOUT MESSAGE AND HAD TO GO AROUND. RESET MESSAGE PER QRH. ATC DECLARED EMERGENCY. LOCKOUT RESET AND AIRCRAFT LANDED SAFELY. CORRECTIVE ACTION: T/S PER FIM WITH NTF. FSEU SUBSEQUENTLY REPLACED ON ODI FOLLOW UP LOG AS A PRECAUTION.