As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#2120, SAN-BOS. 'EMERGENCY EXIT LIGHT 2L AND 3R INOP WITHOUT A/C POWER; REF TSM 33-51-00-810-812-A - TRACED ALL INOP LIGHTS TO FIN 12WL ESPU. REMOVED AND REPLACED ESPU AND BATTERY IAW AMM 33-51-38. ALL LIGHTS IN THE EMERGENCY LIGHTING SYSTEM CHECK GOOD AT THIS TIME.'