title: Warning sprintf() function.sprintf too few arguments
body: <p>I have a WordPress script but the menu disappears when the url includes non-latin characters. Example: <code>www.site.com/بحث</code></p>
  
  <p>I Get: </p>
  
  <pre><code>warning sprintf() function.sprintf too few arguments in nav-menu-template.php
  </code></pre>
  
  <p>At this line:</p>
  
  <pre><code>$nav_menu .= sprintf( $args-&gt;items_wrap, esc_attr( $wrap_id ), esc_attr( $wrap_class ), $items );
  </code></pre>