Fatal error: Uncaught Error: Class 'Illuminate\Database\Seeder' not found in /var/www/html/ooclick/ooclick-laravel-v1/src/database/seeders/DatabaseSeeder.php:9 Stack trace: #0 {main} thrown in /var/www/html/ooclick/ooclick-laravel-v1/src/database/seeders/DatabaseSeeder.php on line 9