As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF ON FLIGHT 3417 RECEIVED FLAP FAIL CAUTION MESSAGE UPON RETRACTION OF THE FLAPS. CREW PROCEEDED WITH THE FLAP FAIL CHECKLIST AND DETERMINED FLAPS WERE FULLY RETRACTED. CONTACTED ATC AND DECLARED EMERGENCY. TRANSFERRED TO NRWC 847-DFW-00492 THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED RIGHT INBOARD FLAP IAW AMM 27-50-00. OPERATIONAL WAS CHECK GOOD. THE AIRCRAFT RETURNED TO SERVICE.