As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LCH - FLIGHT 3015, THE CREW REPORTED THE LEFT HAND WALL EMERGENCY EXIT LIGHT WAS INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE NR 4 EMERGENCY EXIT LIGHT INVERTER, OPERATIONALLY CHECKED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.