As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DEN - DURING MAINTENANCE INSPECTION THE FIRST FOUR AISLE PATH EMERGENCY LIGHTS WOULD NOT EXTINGUISH. MAINTENANCE REMOVED AND REPLACED THE NR 2 EMERGENCY LIGHT BATTERY PACK, OPERATIONALLY TESTED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.