As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT REJECTED TAKE OFF DUE TO CARGO MAIN CARGO DOOR INDICATION A/C RETURNED TO GATE AND MTX GROUNDED A/C MTX T/S MAIN CARGO DOOR LIFT SYSTEM RECONNECT CANNON PLUG ACTUATOR IAW FIM 52-32 FT 805. MAIN CARGO DOOR INDICATION OPS CHECK GOOD. MAIN CARGO DOOR REMAINS ON DEFERRAL DI 75148.AND RETURNED AC TO SERVICE.