With some pages happen that osticket return a blank page, for example after the creation of an user: mod_fcgid: stderr: PHP Fatal error: Call to a member function getId() on a non-object in /var/www/vhosts/mywebsite.net/httpdocs/tickets/include/staff/departments.inc.php on line 71, referer://www.mywebsite.net/tickets/scp/departments.php ; mod_fcgid: stderr: PHP Fatal error: Call to a member function getEmail() on a non-object in /var/www/vhosts/mywebsite.net/httpdocs/tickets/include/class.staff.php on line 784, referer://www.mywebsite.net/tickets/scp/staff.php?&a=add ;I use:PHP 5.5.14 (cgi-fcgi)MYSQL 5.5.38-logosTicket: 1.9.2Apache: 2.2.15-30.el6.centos