As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERMITTANT FMC DISAGREE - VERTICAL MSG DURING DESCENT. OFF TRACK IN HEADING MODE DUE TO VECTORS AROUND WX. DID IT UNTIL ESTABLISHED ON APPROACH. GROUNDED - YES. REF. FIM 34-61 TASK 835, - INITIAL EVALUATION GOOD. FMC'S FAULTED EACH OTHER WITH THE FAULT OF "SYNC ERR" REF. FIM 34-61 TASK 837, INTERMITTENT FAULT. FMC'S OPS NML REF. 34-61-00.