As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C-18 CHECK A 1/4" CRACK WAS FOUND ON R-1 DOOR EXTERNAL SKIN AT UPPER AFT CORNER OF HINGE CUTOUT, CONFIRMED BY HFEC INSPECTION. MAINTENANCE CUTOUT DAMAGED AREA OF SKIN AT R-1 DOOR UPPER AFT CORNER OF HINGE CUTOUT AND PERFORMED HFEC INSPECTION TO ENSURE NO CRACKS EXIST. FABRICATED A REPAIR DOUBLER AND INSTALLED REPAIR IAW AWA ER 15-5241-02221-TB1.