Fatal error: PHP warning in file
/var/www/vhosts/t/httpdocs/wcf/lib/acp/form/SecurityConfigForm.class.php
(60): file_exists(): open_basedir restriction in effect.
File(/var/www/vhosts/t/httpdocs/wcf/lib/system/security/plugins/default.class.php/config.inc.php)
is not within the allowed path(s):
(/var/www/vhosts/t/httpdocs/:/tmp/)