If you have a {% data variables.enterprise.prodname_managed_user %}, you cannot create codespaces for your personal repositories, unless the repository is a fork of an organization-owned repository and you are allowed to use {% data variables.product.prodname_github_codespaces %} at the organization's expense. For more information, see [AUTOTITLE](/admin/identity-and-access-management/using-enterprise-managed-users-for-iam/about-enterprise-managed-users#abilities-and-restrictions-of-managed-user-accounts).