As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER TWO MISSED APPROACHES, THE FLAPS WOULD NOT RETRACT FROM 17 DEGREES. AIRCRAFT DIVERTED, ON THE GROUND THE FLAP ASYMETRICAL OVERRIDE SWITCH WAS USED AND FLAPS RETRACTED. THE FLAPS WHERE THEN DEFERRED UNTIL MAINTENANCE INPECTED SYSTEM AND FOUND FAULTY ASYMETRICAL SWITCH. SWITCH WAS REPLACED.