As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
[IN REF TO TTG8Q00UJTQN] **CORROSION** AFT CARGO L/H SIDE 'Z' CHANNEL FASTENER HOLE AT STA 774.5 HAS CORROSION<[01] Z CHANNEL WAS REPLACED ON FAULT # TTG8Q00UJUB5. REF TO AFOREMENTIONED FAULT FOR DETAILS.;[02] VERIFIED STEP 1. SEE FAULT TTG8Q00UJUB5 FOR CORRECTIVE ACTION.