Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in C:\xampp\htdocs\cms-propay\vendor\encore\laravel-admin\src\AdminServiceProvider.php:12 Stack trace: #0 {main} thrown in C:\xampp\htdocs\cms-propay\vendor\encore\laravel-admin\src\AdminServiceProvider.php on line 12