Fatal error: Uncaught Error: Class "Illuminate\Database\Seeder" not found in /home/ipsitaltd/public_html/btsh-backend/Modules/Billing/Database/Seeders/BillingDatabaseSeeder.php:7 Stack trace: #0 {main} thrown in /home/ipsitaltd/public_html/btsh-backend/Modules/Billing/Database/Seeders/BillingDatabaseSeeder.php on line 7