Fix Nginx 502: Php Issue After Upgrade

Hello,

In a server FreeBSD i have install Nginx and PHP5 to run same vbulletin sites.

Today i have upgrade PHP 5.3.2 to 5.3.3 and i have error 502 in vbulletin sites. If i run other scripts there is no problem.

Please, i need an expert that fix this little issue.

Thanks