As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ASH 2831 ROA, L/G AIR GROUND FAIL EICAS MESSAGE. A/C FERRIED TO TO CLT. MX SECURED LOOSE ELECTRICAL CONNECTOR ON NOSE LANDING GEAR PROXIMITY SENSOR, REPLACED LT MLG WOW PROXIMITY SENSOR, AND SERVICED NOSE STRUT. TEST FLIGHT PERFORMED. NO FURTHER DEFECTS NOTED.