Title: IXR_Server::error
Published: July 6, 2022
Last modified: February 24, 2026

---

# IXR_Server::error( $error,  $message = false )

## In this article

 * [Source](https://developer.wordpress.org/reference/classes/ixr_server/error/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/ixr_server/error/?output_format=md#related)

[ Back to top](https://developer.wordpress.org/reference/classes/ixr_server/error/?output_format=md#wp--skip-link--target)

## 󠀁[Source](https://developer.wordpress.org/reference/classes/ixr_server/error/?output_format=md#source)󠁿

    ```php
    function error($error, $message = false)
    {
        // Accepts either an error object or an error code and message
        if ($message && !is_object($error)) {
            $error = new IXR_Error($error, $message);
        }

        $this->output($error->getXml());
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/ixr/class-ixr-server.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-includes/IXR/class-IXR-server.php#L126)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/IXR/class-IXR-server.php#L126-L134)

## 󠀁[Related](https://developer.wordpress.org/reference/classes/ixr_server/error/?output_format=md#related)󠁿

| Uses | Description | 
| [IXR_Server::output()](https://developer.wordpress.org/reference/classes/ixr_server/output/)`wp-includes/IXR/class-IXR-server.php` |  | 
| [IXR_Error::__construct()](https://developer.wordpress.org/reference/classes/ixr_error/__construct/)`wp-includes/IXR/class-IXR-error.php` |

PHP5 constructor.

  |

| Used by | Description | 
| [IXR_Server::serve()](https://developer.wordpress.org/reference/classes/ixr_server/serve/)`wp-includes/IXR/class-IXR-server.php` |  |

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