As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRE FLT NR 5579 - STL - EMERGENCY LIGHTS WILL NOT ILLUMINATE AFTER BEING LEFT ON WITH AIRCRAFT POWER OFF. MAINTENANCE RESET THE EMERGENCY LIGHT POWER FOLLOWED BY REMOVING AND REPLACING THE EMERGENCY LIGHT POWER SUPPLIES. OPS CHECKED GOOD.