As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED FLAPS FAIL AT 20 DEG. MAINTENANCE RECORDED FECU LRU AND FAULT LOG CONTENTS IAW CRJ200 FIM 27-50-00. CYCLED FLAP SYS CB'S AND PERFORMED OPS CHECK OF FLAP SYSTEM PER AIRCRAFT MAINTENANCE MANUAL. AIRCRAFT WAS RELEASED FOR SERVICE.