Fatal error: Uncaught Error: Class "Symfony\Bundle\FrameworkBundle\Test\WebTestCase" not found in C:\xampp\htdocs\electronica\vendor\jms\di-extra-bundle\JMS\DiExtraBundle\Tests\Functional\BaseTestCase.php:25 Stack trace: #0 {main} thrown in C:\xampp\htdocs\electronica\vendor\jms\di-extra-bundle\JMS\DiExtraBundle\Tests\Functional\BaseTestCase.php on line 25