--- title: CombinedListingUpdateUserErrorCode - GraphQL Admin description: Possible error codes that can be returned by `CombinedListingUpdateUserError`. api_version: 2025-10 api_name: admin type: enum api_type: graphql source_url: html: https://shopify.dev/docs/api/admin-graphql/latest/enums/combinedlistingupdateusererrorcode md: https://shopify.dev/docs/api/admin-graphql/latest/enums/combinedlistingupdateusererrorcode.md --- # Combined​Listing​Update​User​Error​Code enum Possible error codes that can be returned by `CombinedListingUpdateUserError`. ## Valid values * CANNOT\_​HAVE\_​DUPLICATED\_​PRODUCTS Unable to add duplicated products. * CANNOT\_​HAVE\_​PARENT\_​AS\_​CHILD Unable to add a product that is a parent. * CANNOT\_​HAVE\_​REPEATED\_​OPTION\_​VALUES Option values cannot be repeated. * CANNOT\_​HAVE\_​REPEATED\_​OPTIONS Unable to add products with repeated options. * CANT\_​ADD\_​OPTIONS\_​VALUES\_​IF\_​ALREADY\_​EXISTS Unable to add options values that are already in use. * COMBINED\_​LISTINGS\_​NOT\_​ENABLED Combined listings feature is not enabled. * EDIT\_​AND\_​REMOVE\_​ON\_​SAME\_​PRODUCTS Cannot perform edit and remove on same products. * FAILED\_​TO\_​ADD\_​PRODUCTS Unable to add products. * FAILED\_​TO\_​REMOVE\_​PRODUCTS Unable to remove products. * FAILED\_​TO\_​UPDATE\_​PRODUCTS Unable to update products. * LINKED\_​METAFIELD\_​CANNOT\_​BE\_​CHANGED An option linked to a metafield cannot be linked to a different metafield. * LINKED\_​METAFIELD\_​VALUE\_​MISSING Linked metafield value missing from `optionsAndValues` field. * LINKED\_​METAFIELDS\_​CANNOT\_​BE\_​REPEATED The same metafield cannot be linked to multiple options. * LINKED\_​OPTIONS\_​NOT\_​SUPPORTED\_​FOR\_​SHOP Linked options are currently not supported for this shop. * MISSING\_​OPTION\_​VALUES The optionsAndValues field is required for this operation. * MUST\_​HAVE\_​SELECTED\_​OPTION\_​VALUES Selected option values cannot be empty. * OPTION\_​NAME\_​CANNOT\_​BE\_​BLANK Unable to add products with blank option names. * OPTION\_​NAME\_​CONTAINS\_​INVALID\_​CHARACTERS Option name contains invalid characters. * OPTION\_​NOT\_​FOUND Option does not exist. * OPTION\_​VALUES\_​CANNOT\_​BE\_​BLANK Unable to update options with blank option values. * OPTION\_​VALUES\_​CANNOT\_​BE\_​EMPTY Unable to update options with no option values. * OPTION\_​VALUES\_​MUST\_​BE\_​COMPLETE The options\_and\_values field must contain all option values used in the combined listing. * OPTIONS\_​MUST\_​BE\_​EQUAL\_​TO\_​THE\_​OTHER\_​COMPONENTS All child products must include the same options. * PARENT\_​PRODUCT\_​CANNOT\_​BE\_​COMBINED\_​LISTING\_​CHILD Parent product cannot be a combined listing child. * PARENT\_​PRODUCT\_​MUST\_​BE\_​A\_​COMBINED\_​LISTING Unable to update components for a product that isn't a combined listing. * PARENT\_​PRODUCT\_​MUST\_​HAVE\_​CATEGORY The combined listing parent product must have a product category to use linked metafield options. * PARENT\_​PRODUCT\_​NOT\_​FOUND Parent product not found. * PRODUCT\_​IS\_​ALREADY\_​A\_​CHILD Unable to add a product that is already a child. * PRODUCT\_​MEMBERSHIP\_​NOT\_​FOUND Failed to remove mebmership due to invalid input. * PRODUCT\_​NOT\_​FOUND Unable to add products that do not exist. * TITLE\_​TOO\_​LONG The title cannot be longer than 255 characters. * TOO\_​MANY\_​PRODUCTS You have reached the maximum number of products that can be added to an individual combined listing. * TOO\_​MANY\_​VARIANTS You have reached the maximum number of variants across all products for an individual combined listing. * UNEXPECTED\_​ERROR An unexpected error occurred. *** ## Fields * [Combined​Listing​Update​User​Error.code](https://shopify.dev/docs/api/admin-graphql/latest/objects/CombinedListingUpdateUserError#field-CombinedListingUpdateUserError.fields.code) OBJECT An error that occurs during the execution of `CombinedListingUpdate`. *** ## Map ### Fields with this enum * <-|[Combined​Listing​Update​User​Error.code](https://shopify.dev/docs/api/admin-graphql/latest/objects/CombinedListingUpdateUserError#field-CombinedListingUpdateUserError.fields.code)