Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, class App\Controllers\Users does not have a method "index" in /home/wealthcreator/public_html/app/Core/Application.php:101 Stack trace: #0 /home/wealthcreator/public_html/app/Core/Application.php(101): call_user_func_array() #1 /home/wealthcreator/public_html/public/index.php(51): App\Core\Application->__construct() #2 {main} thrown in /home/wealthcreator/public_html/app/Core/Application.php on line 101