Fatal error: Uncaught Error: Class "Symfony\Component\CssSelector\Exception\ParseException" not found in /var/www/html/web/yii/basic/vendor/symfony/css-selector/Exception/SyntaxErrorException.php:24 Stack trace: #0 {main} thrown in /var/www/html/web/yii/basic/vendor/symfony/css-selector/Exception/SyntaxErrorException.php on line 24