Fatal error: Uncaught Error: Class "Illuminate\Database\Seeder" not found in /home/wisecodex/public_html/booklio.wisecodex.com/database/seeders/CoreDemoSeeder.php:37 Stack trace: #0 {main} thrown in /home/wisecodex/public_html/booklio.wisecodex.com/database/seeders/CoreDemoSeeder.php on line 37