As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 2666 - EWR - FLIGHT CREW REPORTED SPOILER FAIL INDICATION AND SPOILER OPEN INDICATION ON EICAS DURING CLIMBING. CREW PERFORMED AIR RETURN AND LANDED UNEVENTFULLY. EWR REMOVED AND REPLACED LF O/B SPOILER PROX SWITCH AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICE.