As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DAY FLIGHT 2450 THE CREW REPORTED ON FINAL APPROACH INTO DAYTON PRIOR TO GEAR DOWN RECEIVED A LANDING GEAR AIR/GROUND FAIL MESSAGE ON THE ECIAS. THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE LANDING GEAR ELECTRONIC UNIT. OPERATIONAL CHECKS WERE GOOD.