As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED AN ELECTRICAL ABNORMAL AND EMERGENCY LIGHTS NOT ARMED MESSAGE ON EICAS DURING FLIGHT. THE CREW DIVERTED TO KIND WHERE THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE EIC ESSENTIAL INTERCONNECTION CONTACTOR, AND DURING OPERATIONAL CHECKS, BOTH THE BATTERY 1 & 2 SWITCHES WERE FOUND TO BE INTERMITTENT. BOTH THE BATTERY SWITCHES WERE REPLACED WITH NO FURTHER DEFECTS NOTED.