As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MFR - IN CRUISE FLIGHT, THE NUMBER 1 SPOILER PUSH-OFF LIGHT ILLUMINATED. CREW PERFORMED EMERGENCY PROCEDURES. MAINTENANCE FOUND THE SPOILER CLUTCH SWITCH LOOSE AND TIGHTENED SAME. ADJUSTED AND GROUND RAN ENGINES. OPERATIONAL CHECK IS GOOD. AIRCRAFT RETURNED TO SERVICE.