Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/trairtil/public_html/vendor/symfony/http-kernel/Tests/Exception/HttpExceptionTest.php:17 Stack trace: #0 {main} thrown in /home/trairtil/public_html/vendor/symfony/http-kernel/Tests/Exception/HttpExceptionTest.php on line 17