Fatal error: Uncaught Error: Class "Illuminate\Database\Seeder" not found in C:\AppServ\Apache\2.4.69\htdocs\isha_security\database\seeders\HealthNormalExamSeeder.php:8 Stack trace: #0 {main} thrown in C:\AppServ\Apache\2.4.69\htdocs\isha_security\database\seeders\HealthNormalExamSeeder.php on line 8