As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK FOUND ON RH O/B AFT FLAP INBOARD CLOSURE RIB CARTRIDGE INNER SURFACE. LOCATED AND DRILLED FASTENER HOLES, AND INSTALLED NEW NUT PLATES IAW SRM 51-40-02-0G-0 AND DWG 113A3700 REV. D. INSTALLED PROGRAM ROLLER ON NEW CLOSURE RIB IAW AMM 27-51-22-400-801 3.F.(1)(A-J). NEW CLOSURE RIB ASSEMBLY INSTALLATION TO BE ACCOMPLISHED ON CUSTOMER CARD TTG8Q01BR3LB.