Template Errors: PAGE_CONTAINER

1. htmlspecialchars() expects parameter 1 to be string, array given in /var/www/grottomc/library/XenForo/Template/Abstract.php(279) : eval()'d code, line 3670:

   3669: {
   3670: $__compilerVar88 .= '<li><a href="' . htmlspecialchars($xenOptions['privacyPolicyUrl'], ENT_QUOTES, 'UTF-8') . '">' . 'Privacy Policy' . '</a></li>';
   3671: }