As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE TELESCOPIC STRUT JAMMED WHILE THE DOOR WAS BEING LOWERED, WHICH CAUSED THE STRUT TO BEND. THIS IN TURN CAUSED THE DOOR TO BE STUCK AT A PARTIALLY CLOSED POSITION. THE STRUT HAD TO BE CUT TO ALLOW THE DOOR TO BE OPENED, AND THE STRUT THEN REMOVED FROM THE AIRCRAFT.