As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT OB FLAP TRACK FITTING IS CRACKED AT THE UP STOP MOUNT BARREL NUT HOLE. REPAIRED PER EA 1-5750-67543. THIS EA REMOVES THE 3D0011 BARREL NUT ASSY. AND NAS578-8B RETAINER AND INSTALLS A ZERO CLEARANCE FIT PLUG IN PLACE OF THE REMOVED PARTS AND PROVIDES FOR REPETITIVE INSPECTIONS UNTIL REPLACED WITH A NEW PART WHEN AVAILABLE FROM BOEING..