i have resolve
change line 113 on oc_include/osclass/classes/Rerwite.php
change this
$request_uri = preg_replace('@^' . REL_WEB_URL . '@', "", Params::getServerParam('REQUEST_URI', false, false));
by this
$request_uri = preg_replace('@^' . REL_WEB_URL . '@', "", mb_strtolower(urldecode(Params::getServerParam('REQUEST_URI', false, false)), 'UTF-8') );