Can no longer create a thread in forums
 

when I try to create a new thread or reply to a thread i am now getting this error message (Error loading delete form. (Error code 200))
Most recent post to error log is as follows
This issue is in conjunction with this problem also https://www.vbulletin.com/forum/show...-can-not-reply

PHP Fatal error: require_once(): Failed opening required 'includes/vb5/autoloader.php' (include_path='.:/usr/local/php53/lib/php') in /home/whiskey/public_html/index.php on line 30
PHP Warning: require_once(includes/vb5/autoloader.php): failed to open stream: No such file or directory in /home/whiskey/public_html/index.php on line 30