As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING APPROACH, THE LANDING GEAR DOOR OPEN LIGHT REMAINED ILLUMINATED AFTER THE LANDING GEAR WAS EXTENDED. APPROACH WAS ABORTED AND A GO-AROUND PERFORMED. RECYCLED LANDING GEAR AND LIGHT REMAINED ILLUMINATED. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED UPLOCK SWITCH. OPERATIONAL CHECK GOOD.