As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIA - ON DEPARTURE, THE MAIN CARGO DOOR WARNING LIGHT ILLUMINATED. THE AIRCRAFT RETURNED TO PIA FOR MAINTENANCE. INSPECTION OF THE DOOR ON THE GROUND SHOWED IT TO BE PROPERLY LOCKED. A WIRE WAS REPAIRED IN THE WARNING LIGHT CIRCUIT. THE AIRCRAFT RETURNED TO SERVICE. (X)