As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLAP RETRACTION FLAPS STUCK AT 20 DEGS WITH FLAPS FAULT SYS 1 & 2 LIGHT ON OVERHEAD. FOLLOWED ECAM/QRCH FLAPS REMAINSED AT 20 DEGS AT 20 DEGS. ON APPROACH SELECTED AND GOT FLAPS 40. AFTER LANDING FLAPS RETRACTED NORMALLY-REPEAT. REMOVED AND REPLACED L/H #3 AND LT 5 FLAP SCREWJACK ASSY IAW AMM 27-54-24-04 AND 27-54-23-04.OPERATIONAL AND LEAK CK NORMAL..