As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT WING I/B TRAILING EDGE FLAP VANE TRACK NR 1 & 3 STRUCTURE RIB SURFACE FOUND CHAFED MARKS. CHAFED MARK ON LT WING I/B T/E FLAP VANE TRACK NR 1 & 3 STRUCTURE RIB SURFACE AREA SMOOTHEN OUT AND FOUND WITH IN LIMIT AS PER SRM 57-00-01 FIG. 1A VOL. 1.