As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOR FLIGHT 3207 THE FLIGHT ATTENDANT REPORTED THE MAIN CABIN DOOR WAS VERY DIFFICULT TO OPEN AND CLOSE. THE AIRCRAFT WAS REMOVED FROM SERVICE. SMOOTHED OUT ROUGH EDGES ON FORWARD GUIDE BLOCKS AND LUBED FRAME ROLLERS IAW EMB-145 AMM 53-21-02. THE AIRCRAFT WAS RETURNED TO SERVICE.