As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTIONS OF THE STRINGER 4L SKIN LAP REVEALED A SINGLE CRACKED FASTENER HOLE NEAR FS 490. THE CRACKED AREA OF SKIN WAS CUTOUT. THE CUTOUT WAS REPAIRED WITH AN EXTERNAL ALUMINUM REPAIR PER B737 SRM 53-30-3 FIG 42 AND ER/A 454521-14AD.