As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED NOSE GEAR DISAGREE AFTER TAKEOFF. NOSE GEAR WOULD NOT RETRACT. RETURNED TO FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE SERVICED NLG AND PERFORMED FUNCTIONAL TEST OF LANDING GEAR EXTENSION AND RETRACTION SYSTEM. FUNCTIONAL CHECKED GOOD. AIRCRAFT RELEASED FOR SERVICE.