As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GRR - FLT 4405 - ON TAKEOFF ROLL OF 90 KNOTS HAD EICAS MESSAGE OF REV DISAGREE, RETURNED TO GATE FOR MAINTENANCE. NOTE THE MESSAGE WENT AWAY VERY QUICK. INSPECTOR AND OPS CHECK IAW AMM. COULD NOT DUPLICATE PROBLEM. AIRCRAFT RETURNED TO SERVICE. (M)