As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) APPROACH SLATS DID NOT EXTEND WHEN SELECTED. NO SLAT LANDING CARRIED OUT. AFTER SEVERAL ATTEMPTS ON GROUND SLATS CAME OUT WHEN SELECTED BUT LOCKED IN THE EXTENDED POSITION. REPLACED PDU, TORQUE LIMITER AND #6 AND #7 RH ACTUATORS.