As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 4601 UPON ARRIVAL THE CREW REPORTED THEY COULD NOT OPEN THE MAIN DOOR. THEY CALLED MAINTENANCE FOR ASSISTANCE. THE AIRCRAFT WAS REMOVED FROM SERVICE. OPENED DOOR PERFORMED MULTIPLE OPERATIONAL CHECKS IAW 52-11-00-710-801. NO PARTS REMOVED OR REPLACED. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.