As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FA REPORTS DIFFICULTY OPENING L1 DOOR UPON ARRIVAL. GATE AGENT REPORTS EXTERIOR HANDLE NOT IN PLACE. GROUNDED - YES. INSPECTED L1 DOOR & NO DEFECT NOTED. OPERATED L1 DOOR WITH INTERIOR & EXTERIOR DOOR HANDLE REF B737-800 AMM 52-11-00. L1 DOOR OPERATES NORMALLY WITH EXTERIOR HANDLE MOVING TO THE CORRECT POSITION.