# Warnings and error codes

- [Errors](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/errors.md)
- [Error codes](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes.md): Learn how the Commerce API uses HTTP response status codes.
- [HTTP response status codes](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/http-response-status-codes.md): Understand HTTP response status codes.
- [Error format for Shopper APIs](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-format-for-shopper-apis.md): Understand the error code format for the Shopper APIs.
- [Error codes for Shopper APIs](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-shopper-apis.md): Understand the internal error codes for the Shopper APIs.
- [400 Bad Request](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-shopper-apis/400-bad-request.md): Understand the 400 Bad Request error codes for the Shopper APIs.
- [401 Unauthorized](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-shopper-apis/401-unauthorized.md): Understand the 401 Unauthorized error codes for the Shopper APIs.
- [403 Forbidden](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-shopper-apis/403-forbidden.md): Understand the 403 Forbidden error codes for the Shopper APIs.
- [404 Not Found](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-shopper-apis/404-not-found.md): 404 Not Found Understand the 404 Not Found error codes for the Shopper APIs.
- [405 Method Not Allowed](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-shopper-apis/405-method-not-allowed.md): Understand the 405 Method Not Allowed error codes for the Shopper APIs.
- [409 Conflict](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-shopper-apis/409-conflict.md): Understand the 409 Conflict error codes for the Shopper APIs.
- [412 Precondition Failed](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-shopper-apis/412-precondition-failed.md): Understand the 412 Precondition Failed error codes for the Shopper APIs.
- [413 Payload Too Large](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-shopper-apis/413-payload-too-large.md): Understand the 413 Request Entity Too Large error codes for the Shopper APIs.
- [500 Internal Server Error](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-shopper-apis/500-internal-server-error.md): Understand the 500 Internal Server Error error codes for the Shopper APIs.
- [Error format for Admin APIs](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-format-for-admin-apis.md): Understand the error code formats for the Admin APIs.
- [Async error objects](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-format-for-admin-apis/async-error-objects.md): Understand async error objects.
- [Sync error objects](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-format-for-admin-apis/sync-error-objects.md): Understand sync error objects.
- [Deployment objects](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-format-for-admin-apis/deployment-objects.md): Understand deployment error objects.
- [Warning objects](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-format-for-admin-apis/warning-objects.md): Understand warning error objects.
- [Error codes for Admin APIs](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-admin-apis.md): Lean about the error codes for the Admin APIs.
- [Error patterns](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-admin-apis/error-patterns.md): Learn about the use of the product, variation, and locale patterns in Admin API error codes.
- [Supported image types](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-admin-apis/supported-image-types.md): Understand the supported image types.
- [Asynchronous response error codes](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-admin-apis/asynchronous-response-error-codes.md): Understand the asynchronous response error codes for the Admin API.
- [Deployment error codes](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-admin-apis/deployment-error-codes.md): Understand the deployment error codes for the Admin API.
- [Synchronous response error codes](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes/error-codes-for-admin-apis/synchronous-response-error-codes.md): Understand the synchronous response error codes for the Admin API.


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