As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DISCOVERED DURING PREFLIGHT, THE MAIN CABIN DOOR HANDLE WILL NOT STOW IN THE CLOSED POSITION. REMOVED HANDLE AND INTERIOR DOOR PANEL. FOUND THE HANDLE AND THE PUSH BUTTON TO BE WORN. ABLE TO TURN BOTH UNITS 180 DEGREES FOR USE UNTIL NEW PARTS ARRIVED. DOOR HANDLE MOVES FREELY AND SECURES WHEN STOWED.