Fatal error: Uncaught Error: Class "Illuminate\Database\Seeder" not found in C:\laragon\www\Clinic\app\Modules\Billing\Database\Seeders\BillingDefaultsSeeder.php:26 Stack trace: #0 {main} thrown in C:\laragon\www\Clinic\app\Modules\Billing\Database\Seeders\BillingDefaultsSeeder.php on line 26