As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING APPROACH THE FLAPS FAIL CAUTION MESSAGE ILLUMINATED WITH FLAPS AT 20 DEGREES SELECTED TO 30 DEGREES. THE CREW ABORTED THE APPROACH, RECONFIGURED THE AIRCRAFT, AND LANDED WITHOUT INCIDENT. MAINTENANCE RECORDED FECU LRU & FAULT LOG CONTENTS PER THE FIM. AN OPERATIONAL TEST OF THE FLAP SYSTEM WAS PERFORMED IAW CRJ200 AMM 27-54-00-710-801. THE FLAP SYSTEM OPS CHECKED GOOD AND THE AIRCRAFT WAS RELEASED FOR SERVICE.