As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DOOR 4L AFT GIRT BAR PICK UP FITTING CRACKED. CAUSE LATER WAS DETERMINED TO BE THE THRESHOLD GIRT BAR 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, BUT THE THRESHOLD GIRT FLOOR FITTING WAS NOT ADJUSTED, RESULTING IN THE SAME FITTING CRACKING 6 DAYS LATER (SEE MRR 2004UALA00268)