As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A TOUCH AND GO, THE PILOT SELECTED FLAPS UP BUT THE FLAPS FAILED TO RETRACT. THE PILOT CONTINUED THE TAKEOFF WITH FULL FLAPS TURNED AND LANDED DOWNWIND. THE AIRCRAFT DEPARTED THE SIDE OF THE RUNWAY LEADING TO THE ACCIDENT. INSPECTION OF THE FLAP SYSTEM FOUND THE FLAP ACTUATOR JACK SCREW JAMMED IN THE EXTENDED POSITION PREVENTING RETRACTION OF THE FLAPS.