As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3357 - GEAR/ATB - DUE TO ECAM LGCIU 1 MESSAGE AND THREE RED LANDING GEAR UNLOCKED LIGHTS AFTER SELECTING LANDING GEAR UP. PERFORMED QRH & COMPUTER RESET WITH NO RESULTS. CORRECTIVE ACTION: REPLACED LGCIU #1 AND LANDING GEAR CONTROL UNIT. PERFORMED GEAR SWING WITH NO FAULTS. (8207185)