Cacher is the code snippet organizer for pro developers

//Add to theme function file to fix issue if arises with a multisite

if (strpos($_SERVER['QUERY_STRING'], 'repeat=w3tc') !== false) {
 $uri = explode('?', $_SERVER['REQUEST_URI']);
 $queryString = '';
 if (isset($uri[1])) {
  $queryString = trim(str_replace('repeat=w3tc', '', $uri[1]), '&');
  $queryString = (!empty($queryString)) ? '?' . $queryString : '';
 }
 wp_redirect(home_url($uri[0] . $queryString), 301);
 exit;
}