As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX - FLIGHT 2283 - THE FLIGHT ATTENDANT REPORTS THE MAIN CABIN DOOR IS DIFFICULT TO OPEN. MAINTENANCE INSPECTED THE AIRCRAFT AND DOOR. THE DOOR SEAL WAS CLEANED AND OPERATIONAL CHECKS WERE PERFORMED. THE CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.