What was found
DURING TAXI TO DEPART, THE FMC DISAGREE MESSAGE DISPLAYED. ACFT GROUNDED. QRH PROCEDURE CLEARED MESSAGE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING TAXI TO DEPART, THE FMC DISAGREE MESSAGE DISPLAYED. ACFT GROUNDED. QRH PROCEDURE CLEARED MESSAGE.