Fatal error: Uncaught Error: Class "App\Installer\EnvFiles\AbstractEnvFile" not found in /var/www/html/sitefelicien/azuracast/backend/src/Installer/EnvFiles/EnvFile.php:12 Stack trace: #0 {main} thrown in /var/www/html/sitefelicien/azuracast/backend/src/Installer/EnvFiles/EnvFile.php on line 12