As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4160 THE FLIGHT ATTENDANT REPORTED THE MAIN CABIN DOOR WAS DIFFICULT TO OPEN. THE AIRCRAFT WAS REMOVED FROM SERVICE. FOUND UPPER ROLLERS HITTING TRACKS. ADJUSTED ROLLERS IAW EMB-145 AMM 52-18-00. THE AIRCRAFT WAS RETURNED TO SERVICE.