As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON GEAR RETRACTION, 3 GREEN LIGHTS EXTINQUISHED BUT RED LIGHT IN GEAR HANDLE REMAIN ILLUMINATED RED. REPLACED THE NLG UPLOCK ASSY WITH A NEW ASSY IAW MM 32-20-00. PERFORMED A NCG AND MCG FUNCTIONAL CHECK WITH NO DEFECTS AT THIS TIME IAW MM 32-20-00.