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 L-1 DOOR INTERNAL SKIN AT THE AFT UPPER CORNER DOOR STOP ADJUSTMENT CUTOUT, BS 346. MAINTENANCE CUTOUT CRACK AT L-1 DOOR AFT UPPER CORNER DOOR STOP ADJUSTMENT CUTOUT, BS 346. FABRICATED REPAIR DOUBLER AND INSTALLED REPAIR IAW B737-200 SRM 51-40-2, FIG. 1, PG. 1-3.