Title: wp_error_added
Published: December 9, 2020
Last modified: May 20, 2026

---

# do_action( ‘wp_error_added’, string|int $code, string $message, mixed $data, WP_Error $wp_error )

## In this article

 * [Parameters](https://developer.wordpress.org/reference/hooks/wp_error_added/?output_format=md#parameters)
 * [Source](https://developer.wordpress.org/reference/hooks/wp_error_added/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/hooks/wp_error_added/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/hooks/wp_error_added/?output_format=md#changelog)

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

Fires when an error is added to a [WP_Error](https://developer.wordpress.org/reference/classes/wp_error/)
object.

## 󠀁[Parameters](https://developer.wordpress.org/reference/hooks/wp_error_added/?output_format=md#parameters)󠁿

 `$code`string|int

Error code.

`$message`string

Error message.

`$data`mixed

Error data. Might be empty.

`$wp_error`[WP_Error](https://developer.wordpress.org/reference/classes/wp_error/)

The [WP_Error](https://developer.wordpress.org/reference/classes/wp_error/) object.

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

    ```php
    do_action( 'wp_error_added', $code, $message, $data, $this );
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/class-wp-error.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/class-wp-error.php#L209)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-error.php#L209-L209)

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

| Used by | Description | 
| [WP_Error::add()](https://developer.wordpress.org/reference/classes/wp_error/add/)`wp-includes/class-wp-error.php` |

Adds an error or appends an additional message to an existing error.

  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/hooks/wp_error_added/?output_format=md#changelog)󠁿

| Version | Description | 
| [5.6.0](https://developer.wordpress.org/reference/since/5.6.0/) | Introduced. |

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