As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ORD - FLT 4341 - EMERGENCY LIGHT ON STAIR AND CABIN EMERGENCY LIGHTS INOP. RAI'D EMERGENCY LIGHT ASSEMBLY FOR AIRSTAIR LIGHT AND BATTERY PACKS 10WL, 15WL AND 18WL. OPERATIONAL CHECK SATISFACTORY AIRCRAFT RTS. AIRCRAFT WAS RETURNED TO SERVICE. (M)