As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) CAPTAIN COULD NOT RETRACT FLAPS AFTER TOUCHDOWN . ASYMMETRIC FLAP CONDITION WOULD NOT ALLOW FLAPS TOMOVE FROM 25 UNITS TO UP POSITION ON GROUND. AFTER APPROXIMATELY 30 SECONDS A LOUD BANG WAS HEARD FROM NR 2 FLAP TRANSMISSION. FLAP THEN MOVED FROM 25 UNITS TO FULL UP POSITION. GRINDING NOISE NOTICED DURING FLAP UP MOVEMENT.NEW FLAP TRANSMISSION ORDERED.