As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 6078 - IAD - FLIGHT CREW REPORTED FLAP FAIL MESSAGE ON LANDING. CREW DECLARED EMERGENCY AND LANDED ACFT WITH FLAPS ZERO. IAD MX PERFORMED TROUBLESHOOTING AND RESET THE SYSTEM AND COULD NOT DUPLICATE MESSAGE. ACFT WAS APPROVED TO RETURN TO SERVICE.