As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON FLAPS 9 SELECTION ON APPROACH, FLAPS FAIL MSG ON EICAS. TROUBLE SHOT IAW FIM TASK 27-51-00-810-808-A TRANSITORY CONDITION OF FLAP MECH SYS. RESET & PERFORMED OPERATIONS CHECK OF FLAP SYS IAW AMM 27-51-00. OPERATIONS CHECKED GOOD AT THIS TIME.