As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK ON BRAKE PANEL FLOOR STRUCTURE LOCATED STA 540 AND BTW BL 0 TO LBL 24.75 AT PASSENGER CABIN. REPLACED BRAKE PANEL FLOOR STRUCTURE LOCATED STA 540 AND BTW BL 0 TO LBL 24.75 AT PASSENGER CABIN IAW B737-800 SRM 51-10-02 ITEM 9 SRM 51-40-02 AND DWG 143A0060 SHEET 64 REV - .