As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 2787 THE FLIGHT ATTENDANT WAS UNABLE TO OPEN CABIN DOOR AT THE GATE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED CABIN DOOR ROLLERS IAW ETN-EM-53-068R1. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.