What was found
AIRCRAFT WAS GROUNDED: ON NORMAL LANDING IN ILM THE AIRCRAFT LEFT OVERWING DOOR AT 11A EMERGENCY EXIT ECAM MESSAGE POPPED UP ON ROLL OUT AND THE DOORS PAGE SHOWED OPEN. WE STOPPED THE AIRCRAFT TO CONFER WITH FLIGHT ATTENDANT WHO VERIFIED THE HANDLE COVER WAS ON THE GROUND WITH THE DOOR HANDLE ABOUT 3 INCHES DOWN TOWARDS THE OPEN POSITION WITH THE TOP OF THE DOOR SLIGHTLY AJAR. THERE WAS ONE PASSENGER SEATED IN 11C IN THAT ROW. THE FLIGHT ATTENDANT WAS ABLE TO RESECURE THE HANDLE AND THEN WE TAXIED TO GATE, THE DOOR DOES NOT SHOW ARMED NOW WITH THE HANDLE IN THE LOCKED POSITION. MAINTENANCE FOUND THE RELEASE MECHANISM PROXIMITY DETECTOR ASSSMBLY PIN BENT AND THE SLIDE RELEASE MECHANISM ROLLER PIN SHEARED. MAINTENANCE REPLACED THE RELEASE MECHANISM PROXIMITY DETECTOR ASSEMBLY (AALA202409106932) AND THE SLIDE RELEASE MECHANISM PIN. (AALA202409102786) A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.