As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHV - DURING C-CHECK THE INTERNAL SKIN WAS FOUND TO BE CORRODED BETWEEN FRAMES 17 AND 19 AND STRINGERS 21L AND 21R. MAINTENANCE REMOVED THE DAMAGED AREA AND INSTALLED A DOUBLER REPAIR IAW EMB 145XR SRM 53-21-01. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.