As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MSP FLIGHT 3155 - THE CREW REPORTED THE EMERGENCY EXIT SIGN AT SEATS 3B AND 12A WERE INOPERATIVE. THE CREW PERFORMED A SYSYTEM RESET AND OPERATIONAL CHECKS WERE GOOD. UPON ARRIVAL IN CLEVELAND THE EXIT SIGN WAS INOPERATIVE. MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY EXIT LIGHT. OPERATIONAL CHECKS WERE GOOD.