As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MFR - FLIGHT 2460 - AT ROTATION RECEIVED A FUSELAGE DOORS WARNING LIGHT. AIRCRAFT WOULD NOT PRESSURIZE. RETURNED TO THE FIELD AND ACCOMPLISHED A UNEVENTFUL LANDING. MAINTENANCE FOUND THE CARGO DOOR HANDLE NOT SECURE (AFT). COMPLIED WITH OPERATIONAL CHECK OF THE DOOR WITH NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.