Fatal error: Uncaught Error: Class "Illuminate\Database\Seeder" not found in /home/robc3686/public_html/erp.robbybirham.id/database/seeders/PlatformSeeder.php:8 Stack trace: #0 {main} thrown in /home/robc3686/public_html/erp.robbybirham.id/database/seeders/PlatformSeeder.php on line 8