Fatal error: Uncaught Error: Interface "Cilex\ServiceProviderInterface" not found in /var/www/html/phpkobo/research/php-downloaded-apps/phpmailer-5-2-16/PHPMailer-5.2.16/vendor/cilex/console-service-provider/src/Cilex/Provider/Console/ConsoleServiceProvider.php:22 Stack trace: #0 {main} thrown in /var/www/html/phpkobo/research/php-downloaded-apps/phpmailer-5-2-16/PHPMailer-5.2.16/vendor/cilex/console-service-provider/src/Cilex/Provider/Console/ConsoleServiceProvider.php on line 22