[Mystics]

Originally Posted by ffevo

I have the same issue. The onl ything abou mine is that it happened ALL THE SUDDEN. it was working perfectly for like 2 weeks.

Try to add this code to your forumdisplay_start hook:

if (!function_exists('fetch_thread_prefixes'))
{
	require_once(DIR . '/includes/functions_threadprefix.php');
}