Fatal error: Uncaught Error: Interface "Symfony\Component\CssSelector\XPath\Extension\ExtensionInterface" not found in /srv/www/sites/public/starter-projects/vendor/symfony/css-selector/XPath/Extension/AbstractExtension.php:24 Stack trace: #0 {main} thrown in /srv/www/sites/public/starter-projects/vendor/symfony/css-selector/XPath/Extension/AbstractExtension.php on line 24