Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in D:\programs\xampp\htdocs\backend-test\vendor\laravel\telescope\src\TelescopeServiceProvider.php:12 Stack trace: #0 {main} thrown in D:\programs\xampp\htdocs\backend-test\vendor\laravel\telescope\src\TelescopeServiceProvider.php on line 12