As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH- FLIGHT 2729, DURING CREW INSPECTION, IT WAS DISCOVERED THAT THE LAST THREE EMERGENCY LIGHTS WERE INOPERATIVE. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE NUMBER SIX INVERTER TO BE DISCONNECTED. MAINTENANCE RECONNECTED THE INVERTER, OPERATIONALLY CHECKED WITH NO DEFECTS AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.