Fatal error: Uncaught Error: Class 'Illuminate\Support\ServiceProvider' not found in C:\xampp73\htdocs\web\vendor\laravel\framework\src\Illuminate\Foundation\Providers\ComposerServiceProvider.php:9
Stack trace:
#0 {main}
thrown in C:\xampp73\htdocs\web\vendor\laravel\framework\src\Illuminate\Foundation\Providers\ComposerServiceProvider.php on line 9