notes for Custom 404 error page with ACF in wordpress:
first create a new page, name it 404 Fehler Seite
then add this to 404.php
<?php $args = array( 'post_type' => 'page', 'title' => '404 Fehler Seite' ); $your_query = new WP_Query( $args ); ?> <?php while ( $your_query->have_posts() ) : $your_query->the_post(); ?> <div class="page-content"> <section id="content" role="main"> <?php require('inc-acf-fields.php'); ?> </section> </div> <!-- end page-content --> <?php endwhile; ?>