Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/lolll/public_html/tswoq/vendor/symfony/var-dumper/Tests/Cloner/DataTest.php:20 Stack trace: #0 {main} thrown in /home/lolll/public_html/tswoq/vendor/symfony/var-dumper/Tests/Cloner/DataTest.php on line 20