Title: wpdb::suppress_errors
Published: April 25, 2014
Last modified: February 24, 2026

---

# wpdb::suppress_errors( bool $suppress = true ): bool

## In this article

 * [Description](https://developer.wordpress.org/reference/classes/wpdb/suppress_errors/?output_format=md#description)
    - [See also](https://developer.wordpress.org/reference/classes/wpdb/suppress_errors/?output_format=md#see-also)
 * [Parameters](https://developer.wordpress.org/reference/classes/wpdb/suppress_errors/?output_format=md#parameters)
 * [Return](https://developer.wordpress.org/reference/classes/wpdb/suppress_errors/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wpdb/suppress_errors/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wpdb/suppress_errors/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wpdb/suppress_errors/?output_format=md#changelog)

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

Enables or disables suppressing of database errors.

## 󠀁[Description](https://developer.wordpress.org/reference/classes/wpdb/suppress_errors/?output_format=md#description)󠁿

By default database errors are suppressed.

### 󠀁[See also](https://developer.wordpress.org/reference/classes/wpdb/suppress_errors/?output_format=md#see-also)󠁿

 * [wpdb::hide_errors()](https://developer.wordpress.org/reference/classes/wpdb/hide_errors/)

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

 `$suppress`booloptional

Whether to suppress errors.

Default:`true`

## 󠀁[Return](https://developer.wordpress.org/reference/classes/wpdb/suppress_errors/?output_format=md#return)󠁿

 bool Whether suppressing of errors was previously active.

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

    ```php
    public function suppress_errors( $suppress = true ) {
    	$errors                = $this->suppress_errors;
    	$this->suppress_errors = (bool) $suppress;
    	return $errors;
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/class-wpdb.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-includes/class-wpdb.php#L1914)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/class-wpdb.php#L1914-L1918)

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

| Used by | Description | 
| [wp_is_site_initialized()](https://developer.wordpress.org/reference/functions/wp_is_site_initialized/)`wp-includes/ms-site.php` |

Checks whether a site is initialized.

  | 
| [dbDelta()](https://developer.wordpress.org/reference/functions/dbdelta/)`wp-admin/includes/upgrade.php` |

Modifies the database based on specified SQL statements.

  | 
| [is_blog_installed()](https://developer.wordpress.org/reference/functions/is_blog_installed/)`wp-includes/functions.php` |

Determines whether WordPress is already installed.

  | 
| [wp_load_alloptions()](https://developer.wordpress.org/reference/functions/wp_load_alloptions/)`wp-includes/option.php` |

Loads and caches all autoloaded options, if available or all options.

  | 
| [get_option()](https://developer.wordpress.org/reference/functions/get_option/)`wp-includes/option.php` |

Retrieves an option value based on an option name.

  | 
| [install_blog()](https://developer.wordpress.org/reference/functions/install_blog/)`wp-includes/ms-deprecated.php` |

Install an empty blog.

  | 
| [install_blog_defaults()](https://developer.wordpress.org/reference/functions/install_blog_defaults/)`wp-includes/ms-deprecated.php` |

Set blog defaults.

  |

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

| Version | Description | 
| [2.5.0](https://developer.wordpress.org/reference/since/2.5.0/) | Introduced. |

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