As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI, FWD CARGO DOOR EICAS CARGO DOORS DISCRETE ILLUMINATED. RETURNED TO THE GATE (BTB). MTC DEFERRED FWD CARGO DOOR INDICATION SYSTEM PER MEL 52-71-1-1. PLACARDS INSTALLED. VERIFIED DOOR CLOSED AND LOCKED. VERIFY DOOR CLOSED AND LOCKED PRIOR TO EACH DEPARTURE. ACFT RETURNED TO SERVICE.