As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE, FLIGHT CREW OBSERVED LANDING GEAR AIR/GROUND FAIL MESSAGE ON EICAS. FLIGHT CONTINUED TO DESTINATION AND MADE UNEVENTFUL LANDING. MAINTENANCE REMOVED AND REPLACED LANDING GEAR ELECTRONIC UNIT IAW EMB 145 AMM 32-32-01. OPERATIONAL CHECK GOOD. AIRCRAFT APPROVED FOR RETURN TO SERVICE.