What was found
OPERATIONAL CHECK FLIGHT UNSATISFACTORY. AFTER 3RD TIME OF EXTENDING FLAPS (12000FT 170KTS) ECAM, F/CTL FLAPS LOCK-ALIGNMENT FAULT. SLATS AT GREEN 2, FLAPS AMBER 0. VISUAL INSPECTION SHOWS FLAPS 1. PERFORMED POST FLIGHT WALK AROUND, NO DEFECTS NOTED. FOUND MISSING HARDWARE AT NR 3 FLAP DRIVE ATTACH POINT. HARDWARE WAS REINSTALLED AND FLAP RIG CHECK. AC OK FOR SERVICE. AMM 27-54-62-420-077 / 27-51-00-820-003A.