As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SFO - DURING OVERNIGHT MAINTENANCE FOUND OVERHEAD EMERGENCY LIGHTS INOPERATIVE FROM SEATS 3B TO 6B AND 22B TO 27B. REPLACED THE EMERGENCY LIGHTS POWER SUPPLY AT ROW 6 AND ROW 25 PER MAINTENANCE MANUAL. SYSTEM GROUND CHECKED NORMAL OPERATION.