Fatal error: Uncaught Error: Class 'Illuminate\Support\ServiceProvider' not found in C:\Apache24\htdocs\vendor.old\brozot\laravel-fcm\src\FCMServiceProvider.php:10 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\vendor.old\brozot\laravel-fcm\src\FCMServiceProvider.php on line 10