As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKE OFF ROLL, RECEIVED AUTO FLIGHT AND AUTO THRUST INOPERATIVE ECAM MESSAGE. TAKE OFF ABORTED AT APPROXIMATELY 50 KNOTS. MAINTENANCE PERFORMED A FLIGHT FAULT REVIEW AND FOUND NO FAULTS LOGGED. ACCOMPLISHED AN AUTOMATIC FLIGHT SYSTEM LAND TEST IAW AMM 22-97-00 WITH NO FAULTS FOUND.