As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE STRUCTURE INSPECTION IT WAS FOUND IN THE AFT CARGO COMPARTMENT AREA WITH SKIN AND STRINGER 28L CORRODED FROM FR73 TO FR81, BTWN S-27L AND S-28R, AND S-28L CORRODED BTWN FR78 AND FR79.THE MENTIONED DAMAGE WAS REPAIRED FOLLOWING REPAIR INSTRUCTIONS MENTIONED AT COO-EO-2019-10215-R00 AND UNDER ETD2019-190-152461 APPROVED BY EMBRAER.