As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, THE FLAPS WOULD NOT RETRACT AND THE FLAPS FAIL EICAS MESSAGE ILLUMINATED. FLAPS WOULD NOT RESET. RAN FLAPS MULTIPLE TIMES PERFORMED A FLAP FAIL SYSTEM VERIFICATION CHECK. NO FLAP FAIL OR DEFECTS FOUND. OPS CHECKED IS GOOD IAW MM 27-50-00.