As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DEN/DRO - FLT 7548 - UPON LANDING IN DRO, THE CREW FOUND THE MAIN CABIN DOOR FAILED TO OPEN. THE PASSENGERS WERE DEPLANED THROUGH THE EMERGENCY EXIT OVER THE WING. MAINTENANCE REMOVED AND REPLACED BOTH DOOR SPRINGS AND THE OUTER DOOR CABLE ON THE DRUM, OPS CHK GOOD. AIRCRAFT WAS RETURNED TO SERVICE. REF: OPERATOR CONTROL NR MASA97059.