Fatal error: Uncaught Error: Interface "Symfony\Component\Config\Definition\ConfigurationInterface" not found in /var2/www/pfip.au-html/kwidgyboo/php-chatbot-1.0.2/src/Adapters/Symfony/DependencyInjection/Configuration.php:17 Stack trace: #0 {main} thrown in /var2/www/pfip.au-html/kwidgyboo/php-chatbot-1.0.2/src/Adapters/Symfony/DependencyInjection/Configuration.php on line 17