As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: #2 ENGINE THRUST REVERSER UNLOCK ECAM MESSAGE ON TAKE OFF ROLL .LOW SPEED REJECTED TAKE OFF. LESS THAN 40 KNOTS. MAINTENANCE ADJUSTED #2 ENGINE OUT BOARD UPPER THRUST REVERSER DOOR LATCH FITTING AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 78-32-41 AND AMM 71-00-00-710.