As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DOOR 4L WILL NOT OPEN FROM OUTSIDE OR INSIDE DOOR. FOUND GIRT BAR FITTING BROKEN. CAUSE DETERMINED TO BE THE THRESHOLD GIRT FLOOR FITTING OUT OF ADJUSTMENT, RESULTING IN A PRELOAD ON THE GIRT BAR AND THE GIRT BAR FITTING WHEN THE DOOR WAS CYCLED THROUGH ARM/DISARM. THE GIRT BAR FITTING WAS REPLACED. THE SAME FITTING CRACKED 6 DAYS EARLIER, BUT THE THRESHOLD GIRT FLOOR FITTING RIG WAS EVIDENTLY NOT CORRECT (SEE 2004UALA00234).