As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON FLAP RETRACTION AFTER TAKEOFF, UNABLE TO RETRACT DUE TO FLAP DISAGREEMENT OUTBOARDS. RETURNED TO FIELD. FOUND DE-ICE FLUID IN RIGHT OUTBOARD ACTUATOR CANNON PLUG. CLEANED AND DRIED LEFT AND RIGHT OUTBOARD FLAP ACTUATOR CANNON PLUGS, INSPECTED INBOARD ACTUATOR CONNECTOR AND GROUND OPS CHECKS GOOD.