Hello,
i use ARTIO JoomSEF 3.6.2. It works great. But when I use the search field I get the message:

Fatal error: Call to undefined function: array_diff_key() in /homepages/17/d136661353/htdocs/712309/components/com_sef/joomsef.php on line 908

Do you have an idea, what I can do?

Thanks!
Schmidt