As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH- DURING CRUISE THE CREW NOTED THAT THE FLAP FAIL MESSAGE APPEARED IN FLIGHT. THE CREW DID AN AIR RETURN AND LANDED AT IAH WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE FLAP CONTROL UNIT, PERFORMED A OPERATIONAL CHECK, NO DEFECTS NOTED AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.