Fatal error: Uncaught TypeError: Invalid return value: callable object expected, "null" returned from "C:/laragon/www/newProject.SymfonyUser/vendor/autoload_runtime.php". in C:\laragon\www\newProject.SymfonyUser\vendor\autoload_runtime.php:12 Stack trace: #0 {main} thrown in C:\laragon\www\newProject.SymfonyUser\vendor\autoload_runtime.php on line 12