As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOI - FLIGHT 2590, RECEIVED A FLAP HALF-SPEED STATUS MESSAGE. RETURNED TO THE GATE. MAINTENANCE CHECKED THE MDC AND RAN THE SFECU 1/2 TEST. TEST PASSED AND CLEARED INHIBITS. FLAPS OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.