As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 441 - YVR-LAS - EMERGENCY LANDING, F/CTL FLAPS LOCKED ALIGNMENT FAULT ON LANDING. FLAPS LOCKED AT ZERO. CREW DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE LANDING GEAR CONTROL INTERFACE UNIT. OPERATIONAL CHECK WAS GOOD.