As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-16 CHECK 4 EACH .25 INCH CRACKS WERE FOUND AT FASTENER HOLES ON LOWER NR 2 SLAT SKIN. MAINTENANCE FASTENERS AND PREVIOUS REPAIR IN LOWER NR 2 SLAT SKIN FROM SLAT STA 158.5 T0 SLAT STA 165; FABRICATED A FILLER AND SPLICE PLATE; INSTALLED REPAIR PARTS IAW B737-300 SRM 57-43-01 FIG 206.