Fatal error: Uncaught Error: Class 'DOMDocument' not found in /var/www/vhosts/warhead.com/httpdocs/lib/php/Zend/Xml/Security.php:82 Stack trace: #0 /var/www/vhosts/warhead.com/httpdocs/lib/php/Zend/Xml/Security.php(156): Zend_Xml_Security::scan() #1 /var/www/vhosts/warhead.com/httpdocs/lib/php/Zend/Config/Xml.php(108): Zend_Xml_Security::scanFile() #2 /var/www/vhosts/warhead.com/httpdocs/app/public/serve-image.php(24): Zend_Config_Xml->__construct() #3 {main} thrown in /var/www/vhosts/warhead.com/httpdocs/lib/php/Zend/Xml/Security.php on line 82