As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON FLAP RETRACTION, THE INBOARD TRAILING EDGE LEFT WING REMAINED AT 1 DEG OF EXTENSION. COMPLIED WITH COM 2.27.16. DUMPED FUEL COM 228.4. INSPECTED INBD T/E FLAPS PER WO 123219, N/R'S 1 AND 2. NO DEFECTS NOTED. INBD FLAP IND WAS 1 NEEDLE OFF. REMOVED AND REPLACED IND PER MM 27-52-21. SYSTEM OPS CK NORMAL.