Mi hosting no deja ver los errores por seguridad, pero en el log encontre esto:
[Mon Sep 15 14:55:11 2008] [error] [client 93.156.128.54] PHP Parse error: syntax error, unexpected $end in /var/www/vhosts/forosdwp.com/subdomains/ptc/httpdocs/page.php on line 53, referer:
http://ptc.forosdwp.com/
[Mon Sep 15 15:56:08 2008] [error] [client 200.68.10.242] script '/var/www/vhosts/forosdwp.com/httpdocs/page.php' not found or unable to stat
¿Os sirve de algo?
Código page.php:
http://pastebin.com/m52b15be3