As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF ROLL, THE AFT CARGO DOOR OPEN WARNING LIGHT ILLUMINATED AND FLASHED ON/OFF FOUR TIMES. CREW SAFELY ABORTED THE TAKEOFF AT 110 KTS AND RETURNED TO THE GATE. MAINTENANCE INSPECTED THE DOOR AND LIGHT ASSEMBLY AND DID NOT FIND ANY PROBLEMS. DISCREPANCY WAS MEL'D UNTIL MSP SHIMMED THE DOOR SWITCH STRIKER PLATE. CLEARED MEL AND AIRCRAFT RETURNED TO SERVICE.