As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLAP DISAGREEMENT ON TAKEOFF WOULD NOT CLEAR. RETURNED TO RDM. CYCLED FLAPS MULTIPLE TIMES, COULD NOT DUPLICATE PROBLEM. INSPECTED AND CLEANED FLAP TRACKS AND ROLLERS. FOUND SOME OLD STICKY HYDRAULIC FLUID ON RIGHT INBOARD FLAP TRACK. SEALED RIGHT OUTBOARD FLAP ACTUATOR CANNON PLUG. REPLACED FCU IAW MM 27-00-00, OPS CHECKS GOOD.