As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN FLOOR PANEL 242UF LOWER SKIN HAS PUNCTURE DAMAGE NEAR O/B END OF PANEL IN 7EA LOCATIONS WHERE POTTED INSERTS ARE INSTALLED IN TOP SURFACE. / UPON EVALUATION OF PUNCTURE ON FLOOR PANEL 242UR. FOUND THEM BEYOUND LIMITS OF B737 SRM 53-00-50-1A-1. REPAIRED I-A-W SRM 53-00-50-2R-1