As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 979, CLT-AUA: AFTER TAKEOFF AND GEAR RETRACTION, CREW RECEIVED A GEAR DISAGREE MESSAGE. FLIGHT RETURNED TO CLT AND LANDED WITH NO FURTHER DIFFICULTIES. MAINTENANCE REPLACED THE RT TRUCK TILT ACTUATOR AND THE RIGHT UPLOCK SENSOR.