Fatal error: Uncaught Error: Class "Illuminate\Database\Seeder" not found in /home/gyannewsoftware/public_html/school6_EduFirm/database/seeds/UpdateTableSeeder.php:20 Stack trace: #0 {main} thrown in /home/gyannewsoftware/public_html/school6_EduFirm/database/seeds/UpdateTableSeeder.php on line 20