As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FINAL, BELOW 1200 AGL RECEIVED BOTH STALL INDICATION & AUTO SLAT FAIL CAUTION MSGS ON OAP. PERFORMED AR 511257 AUTO SLAT FAIL TROUBLE SHOT. FOUND RT AOA VANE OUT OF TOLERANCE. REPLACED VANE IAW MM 34-19-02-1. OPERATIONS CHECKED GOOD.