As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 3395 - CMH - THE FLIGHT ATTENDANT REPORTED THAT THE MAIN CABIN DOOR COULD NOT BE OPENED. MAINTENANCE INSPECTED THE MAIN CABIN DOOR AND ADJUSTED THE INNER HANDLE CONNECTION CABLE IN ACCORDANCE WITH THE AIRCRAFT MAINTENANCE MANUAL INSTRUCTIONS. FOLLOW-ON OPERATIONAL CHECK OF THE DOOR WAS GOOD.