Fatal error: Uncaught Error: Class 'Illuminate\Database\Seeder' not found in /home/webdemo/public_html/suivi_consommation/backend/database/seeders/DatabaseSeeder.php:7 Stack trace: #0 {main} thrown in /home/webdemo/public_html/suivi_consommation/backend/database/seeders/DatabaseSeeder.php on line 7