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 EMERGENCY EXIT PATH LIGHTING AT SEATS 20 AND 21 H, J, INOPERATIVE. REPLACED BROKEN LIGHT ASSEMBLY AND BATTERY PACK FOR EMERGENCY EXIT PATH LIGHTING AT SEATS 20 AND 21. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)