As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNSCHEDULED LANDING DUE TO FWD CARGO DOOR EICAS. CHECKED DOOR LOCKED AND CLOSED PROXIMITY SENSORS FOR PROPER GAPS. ALL CHECK WITHIN LIMITS. SHOOK OUT PROX SENSOR WIRING WHILE ACCOMPLISHING TARGET NEAR/FAR TESTS. CHECKED WITH AIRCRAFT PRESSURIZED. UNABLE TO DUPLICATE. CLEANED PROX SENSORS AND TARGETS.