As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO COMPARTMENT, FUSELAGE FRAME SPLICE IS CORRODED AT BS 787, BETWEEN S25-26R. ACFT GROUNDED. CORROSION ON FRAME SPLICE IS FOUND TO BE OUT OF LIMITS DUE TO LOCATION ON INNER CHORD IAW SRM 53-00-07-1A-1. R & R FRAME SPLICE IAW SRM 51-40-02 AND IAW DWG 146A1262, REV.