As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3965 THE CREW REPORTED, UNABLE TO OPEN THE MAIN PASSENGER DOOR FROM THE INSIDE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REINSTALLED PASSENGER DOOR INTERNAL HANDLE CORRECTLY IAW EMB 140 AMM 52-15-05. PERFORMED OPERATIONAL CHECK IAW EMB 140 AMM 52-18-00-820-801-A. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.