Fatal error: Uncaught Error: Class 'Symfony\Component\Templating\Helper\Helper' not found in C:\SistemasPHP\ccp\vendor\symfony\framework-bundle\Templating\Helper\FormHelper.php:28 Stack trace: #0 {main} thrown in C:\SistemasPHP\ccp\vendor\symfony\framework-bundle\Templating\Helper\FormHelper.php on line 28