Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in C:\xampp\htdocs\addfirst\vendor\luigel\laravel-paymongo\src\PaymongoServiceProvider.php:12 Stack trace: #0 {main} thrown in C:\xampp\htdocs\addfirst\vendor\luigel\laravel-paymongo\src\PaymongoServiceProvider.php on line 12