As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH - CREW REPORTED THAT ONE OF THE FLOOR PROXIMITY EMERGENCY LIGHT STRIPS DID NOT ILLUMINATE. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE NR 3 FLOOR STRIP CONNECTOR TO BE LOOSE. THE CONNECTOR WAS RESECURED, THE FLOOR STRIP OPERATIONALLY CHECKED GOOD, AND THE AIRCRAFT WAS RETURNED TO SERVICE.