Fatal error: Uncaught Error: Class "Illuminate\Database\Seeder" not found in /home/pinrxoqg/nca/public/nca-upload/database/seeders/DemoSeeder.php:17 Stack trace: #0 {main} thrown in /home/pinrxoqg/nca/public/nca-upload/database/seeders/DemoSeeder.php on line 17