As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIVERSION - AFTER TAKEOFF FLAPS DID NOT RAISE. FLAP LEVER WAS UP. LEFT FLAP AT POS 1 AND RT FLAP BETWEEN POS 1 & 2. WITH LED IN EXT POSITION DIVERT TO MCI. EXTEND LED USING ALT FLAP SWITCH, PER QRH. REMOVED AND REPLACED FLAP SKEW SENSOR NR 6 PER MM.