Register Custom Widget for 404 Not Found Page in Genesis

functions.php

<?php
// Do NOT include the PHP opening tag.

// Register not-found-widget 
genesis_register_sidebar( array(
		'id' 			=> 'not-found-widget',
		'name'			=>	__( '404 Page Widget', 'studio_player' ),
		'description'	=>	__( 'This is the widget area for 404 NOT FOUND page. It uses to add sign up form.', 'studio_player' ),
	));