As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: PILOT REPORTS LOW SPEED REJECT BELOW 80KTS ON ACCOUNT OF ERRONEOUS ECAM THRUST REVERSER NUMBER TWO MESSAGE. MAINTENANCE ACCOMPLISHED OPERATIONAL CHECK ON THRUST REVERSER IAW AMM 78-30-00, NO FAULT REPORTED. OPS CHECK GOOD.