As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN. FLOOR SUPPORT CORRODED UNDER PANEL 293BF AT STA. 1902 RBL 9 TO RBL 27. REMOVED AND FABRICATED FLOOR PANEL SUPPORTS P/N AGA7559-5, AGA3814-14 PER DAC DWG A7559, INSTALLED NEW FLOOR SUPPORT PER DAC DWG AGA7559 AND SRM 51-38-01-0G. "MAJOR REPAIR".