Alert: This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness.

wp_not_installed()

Redirect to the installer if WordPress is not installed.

Contents

Description Description

Dies with an error message when Multisite is enabled.

Source Source

File: wp-includes/load.php 

function wp_not_installed() {
	if ( is_multisite() ) {
		if ( ! is_blog_installed() && ! wp_installing() ) {
			nocache_headers();

			wp_die( __( 'The site you have requested is not installed properly. Please contact the system administrator.' ) );
		}
	} elseif ( ! is_blog_installed() && ! wp_installing() ) {
		nocache_headers();

		require( ABSPATH . WPINC . '/kses.php' );
		require( ABSPATH . WPINC . '/pluggable.php' );

		$link = wp_guess_url() . '/wp-admin/install.php';

		wp_redirect( $link );
		die();
	}
}

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Changelog
Version Description
3.0.0 Introduced.

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Uses Uses

Uses
Uses Description
wp-includes/load.php: wp_installing()

Check or set whether WordPress is in “installation” mode.
wp-includes/l10n.php: __()

Retrieve the translation of $text.
wp-includes/pluggable.php: wp_redirect()

Redirects to another page.
wp-includes/load.php: is_multisite()

If Multisite is enabled.
wp-includes/functions.php: wp_guess_url()

Guess the URL for the site.
wp-includes/functions.php: wp_die()

Kills WordPress execution and displays HTML page with an error message.
wp-includes/functions.php: is_blog_installed()

Determines whether WordPress is already installed.
wp-includes/functions.php: nocache_headers()

Set the headers to prevent caching for the different browsers.
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