Fatal error: Uncaught Error: Class "Symfony\Component\CssSelector\Exception\ParseException" not found in C:\www\Apache24\htdocs\agenda-dif\vendor\symfony\css-selector\Exception\ExpressionErrorException.php:22 Stack trace: #0 {main} thrown in C:\www\Apache24\htdocs\agenda-dif\vendor\symfony\css-selector\Exception\ExpressionErrorException.php on line 22