Warning: Undefined variable $mydb in /var/www/html/_main.6.3/_inc/modules/taskmgr/helpdesk.php on line 3

Fatal error: Uncaught Error: Call to a member function DoSelect() on null in /var/www/html/_main.6.3/_inc/modules/taskmgr/helpdesk.php:3 Stack trace: #0 {main} thrown in /var/www/html/_main.6.3/_inc/modules/taskmgr/helpdesk.php on line 3