As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER ENGINE SHUTDOWN EMERGENCY LIGHTS DID NOT ILLUMINATE. MAINTENANCE FOUND THE EMERGENCY LIGHT BATTERIES AT THE L-1 DOOR AND AT SEAT ROW 11 RT DISCHARGED. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACKS AT L-1 DOOR AND SEAT ROW 11 RT; OPERATIONAL CHECK WAS GOOD.