PHP Warning: main(DB.php): failed to open stream: Operation not permitted in /home/httpd/vhosts/mytestdomain.com/httpdocs/webmail/program/include/rcube_d b.inc on line 23 [client xx.xx.xx.xx] PHP Fatal error: main(): Failed opening required 'DB.php' (include_path='.:/usr/share/pear:./:program:program/lib') in /home/httpd/vhosts/mytestdomain.com/httpdocs/webmail/program/include/rcube_d b.inc on line 23

Line 23:

require_once('DB.php');

Any one able to offer any suggestions?