Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, class QuestionController does not have a method "index" in /home/evnomadz/getupgenie.com/app/core/Router.php:53 Stack trace: #0 /home/evnomadz/getupgenie.com/index.php(33): Router->__construct() #1 {main} thrown in /home/evnomadz/getupgenie.com/app/core/Router.php on line 53