As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEAR DISAGREE WARNING MESSAGE. (FLIGHT 4234) CREW STATES THAT UPON LANDING AND POST FLIGHT INSPECTION, A NLG GEAR PIN WAS FOUND IN THE NLG CAUSING THE LANDING GEAR DISAGREE. PERFORMED A GVI OF THE NLG AND SURROUNDING STRUCTURES PER AMM 32-20-00 WITH NO DEFECTS FOUND AT THIS TIME. A/C OKAY FOR CONTINUED SERVICE.