As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CENTER AISLE FLOOR POPS WHEN WALKING ACROSS IT. LOCATION IS MID SECTION OF PAX CABIN NEAR EXIT ROWS. PERFORMED CONDITIONAL INSPECTION OF AISLE FLOOR PANEL @ OVERWING EXIT AREA BS640 AND BS655 PER EA-1-A53-31403. NO DEFECTS NOTED.REINSPECT WITHIN 100 FLIGHT CYCLES AND PERMANENT REPAIR WITHIN 250 FLIGHT CYCLES. REPETITIVE ACTION REQUIRED. /