Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/srv1clbr/public_html/sport43app/vendor/symfony/validator/Test/ConstraintValidatorTestCase.php:38 Stack trace: #0 {main} thrown in /home/srv1clbr/public_html/sport43app/vendor/symfony/validator/Test/ConstraintValidatorTestCase.php on line 38