As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO DOOR OPEN LIGHT IN FLIGHT. RETURNED TO KUL. VISUALLY CHECKED CLOSED AND LOCKED. VERIFIED INTEGRITY OF AFT CARGO DOOR CLOSING AND LOCKING MECHANISM, ALL SATISFACTORY. SUSPECT FAULTY SWITCH CAUSING ERRONEOUS DOOR INDICATION. APPLIED MEL 52-71-01. FOUND AFT CARGO DOOR LIMIT SW 32WS HOUSING BROKEN. REMOVED AND REPLACED AFT CARGO DOOR LIMIT SW 32WS AND HOUSING.