As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB FLAPS SELECTED TO 2 DEGREES, INBOARD FLAPS WOULD NOT RETRACT AND ALTERNATE FLAPS WERE USED. AIRCRAFT RETURNED TO FAR AND LANDED WITHOUT INCIDENT. FLAPS WERE CHECKED ELECTRICALLY AND HYDRAULICALLY PER MAINTENANCE MANUAL. GROUND OPERATIONAL CHECK OK.