Fatal error: Uncaught Error: Class 'Symfony\Bundle\FrameworkBundle\Test\WebTestCase' not found in /home/bucereo/my_project_name/vendor/sensio/framework-extra-bundle/Tests/Functional/NullableAnnotationTest.php:8 Stack trace: #0 {main} thrown in /home/bucereo/my_project_name/vendor/sensio/framework-extra-bundle/Tests/Functional/NullableAnnotationTest.php on line 8