As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L4 DOOR WILL NOT DISARM. FOUND CHAFING ON BOTTOM OF DOOR. SLIDE AND RELEASE PINS NOT FULLY ENGAGED. WHEN DISARMING DOOR, THE PICKUP FORK ON THE DOOR DOES NOT ENGAGE. REPLACED THE DOOR SLIDE, AND ADJUST GIRT BAR FITTINGS IAW AMM 52-13-00. OPS CHECKED OK.