As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3788, CREW REPORTED AFTER TAKEOFF DURING GEAR RETRACTION RECEIVED LANDING AIR/GND FAIL MESSAGE AND E1(2) REVERSE DISAGREE EICAS MESSAGE. AIRCRAFT REMOVED FROM SURVIVE. REMOVED AND REPLACED NLG STRUT SEAL. LEFT AND RIGHT TR OPERATIONAL CHECK GOOD IAW EMB AMM 78-31-01. AIRCRAFT RETURNED TO SERVICE.