Fatal error: Uncaught Error: Class "Illuminate\Database\Seeder" not found in /home/wwwarms/ws.arms-tools.com/websocket-server/database/seeders/DatabaseSeeder.php:9 Stack trace: #0 {main} thrown in /home/wwwarms/ws.arms-tools.com/websocket-server/database/seeders/DatabaseSeeder.php on line 9