As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SFO - CARGO DOOR WARNING ACTIVATED ON TAKEOFF ROLL. TAKEOFF ABORTED WITHOUT INCIDENT. MAINTENANCE DEFERRED DOOR WARNING SYSTEM PER MEL 52-70-1. AIRCRAFT RETURNED TO SERVICE. MAINTENANCE SUBSEQUENTLY CLEARED DEFERRAL BY REPAIRING BROKEN WIRE ON CARGO DOOR MICROSWITCH. OPERATIONAL CHECK SATISFACTORY. (M)