As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION CHECK, A LOOSE RIVET WAS FOUND ON MAIN CARGO DOOR SKIN BETWEEN STA 420-440-LT. AS TEMPORARY REPAIR BLIND RIVETS WILL BE INSTALLED IAW BOEING MESSAGE 1-136637626 AND EWO ATI 52-004. SOLID RIVETS OR HI-LOCKS MUST BE INSTALLED WITHIN 6000 CYCLES.