ng_it_wrong(
				'wp_enqueue_style()',
				sprintf(
					/* translators: 1: 'wp-edit-post', 2: 'wp-edit-widgets', 3: 'wp-customize-widgets'. */
					__( '"%1$s" style should not be enqueued together with the new widgets editor (%2$s or %3$s).' ),
					'wp-edit-post',
					'wp-edit-widgets',
					'wp-customize-widgets'
				),
				'5.8.0'
			);
		}
	}
}

/**
 * Registers the previous theme's sidebars for the block themes.
 *
 * @since 6.2.0
 * @access private
 *
 * @global array $wp_registered_sidebars The registered sidebars.
 */
function _wp_block_theme_register_classic_sidebars() {
	global $wp_registered_sidebars;

	if ( ! wp_is_block_theme() ) {
		return;
	}

	$classic_sidebars = get_theme_mod( 'wp_classic_sidebars' );
	if ( empty( $classic_sidebars ) ) {
		return;
	}

	// Don't use `register_sidebar` since it will enable the `widgets` support for a theme.
	foreach ( $classic_sidebars as $sidebar ) {
		$wp_registered_sidebars[ $sidebar['id'] ] = $sidebar;
	}
}
<br />
<b>Fatal error</b>:  require(): Failed opening required '/home/islamicf/public_html/wp-includes/rest-api/endpoints/class-wp-rest-url-details-controller.php' (include_path='.:') in <b>/home/islamicf/public_html/wp-settings.php</b> on line <b>317</b><br />
<br />
<b>Fatal error</b>:  Uncaught Error: Call to a member function set() on null in /home/islamicf/public_html/wp-includes/l10n.php:850
Stack trace:
#0 /home/islamicf/public_html/wp-includes/l10n.php(953): load_textdomain('default', '/home/islamicf/...', 'ar')
#1 /home/islamicf/public_html/wp-includes/class-wp-fatal-error-handler.php(49): load_default_textdomain()
#2 [internal function]: WP_Fatal_Error_Handler-&gt;handle()
#3 {main}
  thrown in <b>/home/islamicf/public_html/wp-includes/l10n.php</b> on line <b>850</b><br />