As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 2823 - EWR - CREW REPORTED LANDING GEAR DID NOT RETRACTED AT FIRST ATTEMPT AFTER TAKEOFF. LANDING GEAR RETRACTED ON THE THIRD ATTEMPT. EWR MX REMOVED AND REPLACED LANDING GEAR ELECTRONIC CONTROL (LGEU) IAW EMB145 AMM 32-32-01 AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY. AIRCRAFT WAS APPROVED TO RETURN TO SERVICE. NOTE: MX ALSO REMOVED AND REPLACED L/G CONTROL LEVER. SEE SDR C2XA08RI021.