Fatal error: Uncaught TypeError: in_array(): Argument #2 ($haystack) must be of type array, null given in /var/www/pianoteachers.com.au/public_html/application/controllers/SubmitController.php:302 Stack trace: #0 /var/www/pianoteachers.com.au/public_html/application/controllers/SubmitController.php(302): in_array() #1 /var/www/pianoteachers.com.au/public_html/code/App.php(108): SubmitController->indexAction() #2 /var/www/pianoteachers.com.au/public_html/index.php(58): Phpld_App->run() #3 {main} thrown in /var/www/pianoteachers.com.au/public_html/application/controllers/SubmitController.php on line 302