Fatal error: Uncaught Error: Class 'Illuminate\Database\Seeder' not found in G:\projects\beta.api.edutalk.edu.vn\database\seeders\CenterCommentSeeder.php:11 Stack trace: #0 {main} thrown in G:\projects\beta.api.edutalk.edu.vn\database\seeders\CenterCommentSeeder.php on line 11