As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK INSPECTION THE FOLLOWING WAS FOUND; MAIN CARGO DOORS JAMMED, AFT SECTION INTERIOR STA. 280 BETWEEN L-20 AND L-21 WITH 5 INCH CRACK. C/A: REPLACED SIDE BEAM SECTION FROM PRODUCTION SPLICE TO L-21L P/N AE2450-12 IAW SRM 51-1-21.