As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CARGO DOOR LIGHT ILLUMINATED IN FLIGHT AND RETURNED TO FIELD. VISUALLY CHECKED CARGO DOOR UPON ARRIVAL AND FOUND TO BE SECURED. VERIFIED DOOR WARNING WORKS. PERFORMED INSPECTION ON CARGO DOOR LIGHT SWITCHES AND PERFORMED NUMEROUS CYCLES ON CARGO DOOR. COULD NOT DUPLICATE FAILURE. OPS CHECK GOOD.