Fatal error: Uncaught Error: Class 'Illuminate\Database\Seeder' not found in /home/wwiwil/apps/iwill-laravel/database/seeders/LessonsContentStepsSeeder.php:14 Stack trace: #0 {main} thrown in /home/wwiwil/apps/iwill-laravel/database/seeders/LessonsContentStepsSeeder.php on line 14