--- title: CarrierServiceCreateUserErrorCode - GraphQL Admin description: Possible error codes that can be returned by `CarrierServiceCreateUserError`. api_version: unstable api_name: admin source_url: html: >- https://shopify.dev/docs/api/admin-graphql/unstable/enums/CarrierServiceCreateUserErrorCode md: >- https://shopify.dev/docs/api/admin-graphql/unstable/enums/CarrierServiceCreateUserErrorCode.md --- # Carrier​Service​Create​User​Error​Code enum Possible error codes that can be returned by `CarrierServiceCreateUserError`. ## Valid values * CARRIER\_​SERVICE\_​CREATE\_​FAILED Carrier service creation failed. *** ## Fields * [Carrier​Service​Create​User​Error.code](https://shopify.dev/docs/api/admin-graphql/unstable/objects/CarrierServiceCreateUserError#field-CarrierServiceCreateUserError.fields.code) OBJECT An error that occurs during the execution of `CarrierServiceCreate`. *** ## Map ### Fields with this enum * <-|[Carrier​Service​Create​User​Error.code](https://shopify.dev/docs/api/admin-graphql/unstable/objects/CarrierServiceCreateUserError#field-CarrierServiceCreateUserError.fields.code)