As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK, THE INTERNAL SIDE OF THE SKIN WAS FOUND TO BE CHAFED ABOVE THE CARGO DOOR CUTOUT AT FRAMES 66-67 AND BETWEEN STRINGERS 7-8L. MAINTENANCE BLENDED OUT THE CHAFE DAMAGE AND PERFORMED A DOUBLER REPAIR IAW EC5330-02914. ACFT APPROVED FOR RETURN TO SERVICE.