As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) FLAPS WERE SELECTED DOWN AND THEN THE CIRCUIT BREAKER TRIPPED. CIRCUIT BREAKER WAS RESET AND THE SELECTION WAS ATTEMPTED AGAIN WITH THE SAME RESULTS. RT INNER FLAP FLEX DRIVE WAS FOUND SHEARED. NEW DRIVE INSTALLED AND AIRCRAFT RETURNED TO SERVICE.