Fatal error: Uncaught Error: Class "Illuminate\Database\Seeder" not found in C:\sites\wasalnah.sabti-h.com\vendor\laravel\framework\tests\Database\DatabaseSeederTest.php:13 Stack trace: #0 {main} thrown in C:\sites\wasalnah.sabti-h.com\vendor\laravel\framework\tests\Database\DatabaseSeederTest.php on line 13