As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-04 CHECK, EXFOLIATION CORROSION WAS FOUND ON GUSSET STRINGER 26 RT AT FORWARD SIDE OF FS 66. MAINTENANCE REMOVED CORRODED GUSSET STRINGER 26 RT AT FORWARD SIDE OF FS 66; FABRICATED A NEW REPLACEMENT GUSSET PER DWG 18D53480062; INSTALLED REPAIR PART IAW A320 SRM 51-42-11, FIG 8-17.