As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BNA - DURING SERVICE CHECK, MAINTENANCE FOUND THE LEFT AND RIGHT OVERWING EXTERIOR EMERGENCY LIGHTS TO BE INOPERATIVE AND WERE PLACED ON CATEGORY C MEL IAW EMB145 33-50-00. UPON ARRIVAL AT IAH, MAINTENANCE REMOVED AND REPLACED THE AFT EMERGENCY LIGHT BATTERY PACK IAW EMB-145 AMM 33-50-04. THE EMERGENCY LIGHTS WERE REMOVED FROM MEL AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. (M)