As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 5054 ADVANCING THRUST LEVER FOR TAKEOFF RECEIVED A CONFIGURATION WARNING. ABORTED TAKEOFF AND RETURNED TO THE GATE. PERFORMED FUNCTIONAL TEST OF THE SPOILER CONTROL SYSTEM, DISCREPANCY COULD NOT BE DUPLCIATED. AIRCRAFT WAS RELEASED FOR SERVICE.