As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED AN ANTI-SKID INBOARD AMBER MESSAGE, THEN A GEAR DISAGREE RED MESSAGE AFTER TAKEOFF FROM CLT. AIRCRAFT RETURNED TO CLT AND LANDED WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT AND INSPECTED THE AIRCRAFT, REMOVED AND REPLACED THE NOSE LANDING GEAR DOOR ACTUATOR AND PERFORMED CHECKS USING THE AIRCRAFT MAINTENANCE MANUAL. AIRCRAFT WAS RELEASED FOR SERVICE.