As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 2412 - DGO - IAH, THE CREW REPORTED THAT THE LANDING GEAR WOULD NOT RETRACT. THE AIRCRAFT RETURNED TO DGO AND LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REPOSITIONED TO IAH WHERE LANDING GEAR EXTENSION AND RETRACTION TESTS WERE PERFORMED. THE GEAR RETRACTED AND EXTENDED NORMALLY DURING THE SYSTEM TESTS AND THE DISCREPANCY WAS CLEARED.