Fatal error: Uncaught Error: Interface "KnpU\OAuth2ClientBundle\DependencyInjection\Providers\ProviderConfiguratorInterface" not found in /home/iotechtniu/ioacademy/vendor/knpuniversity/oauth2-client-bundle/src/DependencyInjection/Providers/DevianArtProviderConfigurator.php:15 Stack trace: #0 {main} thrown in /home/iotechtniu/ioacademy/vendor/knpuniversity/oauth2-client-bundle/src/DependencyInjection/Providers/DevianArtProviderConfigurator.php on line 15