What was found
UPON APPROACH IN TO KDRO WE STARTED TO CONFIGURE THE AIRCRAFT FOR LANDING. WHEN WE PUT THE FLAPS TO 9 WE RECEIVED A FLAPS FAIL CAUTION. WE THEN VECTORED AROUN A FEW MINUTES TO RUN THE QRH THEN DECIDED TO DIVER TO DKEN WHICH HAD A LONGER RUNWAY AND MORE OPTIONS FOR SERVICE ON THE ISSUE. WE PERFORMED A NO FLAP LANDING WITH NO ISSUES AND TAXIED INTO. SIGNATURE DEN CONTACTED OUR MX DEPARTMENT TO TROUBLESHOOT THE PROBLEM. NO SERVICES WERE REQUESTED BY US FROM GROUND PERSONNEL FOR LANDING. REPOSITION LEG WITH NO PASSENGERS AND JUST 3 CREW MEMBER ONBOARD.