As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT LEADING EDGE SLAT DID NOT EXTEND DURING APPROACH FOR LANDING. THE SLAT DISAGREEMENT LIGHT DID ILLUMINATE AND THE SLAT EXTEND LIGHT DID NOT. THE AIRCRAFT EXPERIENCED AN UNCOMMANDED ROLL TO THE RIGHT UNTIL SLATS WERE RETRACTED. LANDING WAS UNEVENTFUL. MAINTENANCE REPLACED THE RIGHT (T) DUCT AND RIGGED THE LEADING EDGE SLAT SYSTEM. AIRCRAFT STILL OUT OF SERVICED AT THIS TIME.