As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF, THE CREW NOTICED A CARGO DOOR ANNUNCIATOR ILLUMINATED. THE CREW ABORTED THE TAKEOFF AND RETURNED TO THE GATE. MX CLEANED THE PROXIMITY SWITCHES, OPENED AND CLOSED THE CARGO DOOR. THE AC WAS RETURNED TO SERVICE WITH NO FURTHER DEFECTS. (K)