Thanks for your help before.I have a new problem at the moment, whenever I try to post to a thread I get a blank screen, it's been happening for the last couple of days. I see the page reports this if I check the source, looks like the posting page has been deleted!404 Not FoundNot Found

The requested URL /posting.php&t=3556&mforum=avengersfanforum was not found on this server.
Apache/2.2.15 (CentOS) Server at Port 80