Turn on allow_url_fopen for PHP in Plesk By admin on May 13, 2009 in PHP Add the following to the vhost.conf file: <directory /var/www/vhosts/acme.com/httpdocs> php_admin_flag allow_url_fopen On </directory> 123 <directory /var/www/vhosts/acme.com/httpdocs> php_admin_flag allow_url_fopen On</directory> Related posts: Turn off open_basedir on Plesk site. Turn on register_globals on Plesk site. Pre-delegation access to FrontPage managed site with Plesk Joomla / Plesk Activating vhost.conf in Plesk