Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/trairtil/public_html/vendor/symfony/var-dumper/Tests/Dumper/ContextProvider/RequestContextProviderTest.php:23 Stack trace: #0 {main} thrown in /home/trairtil/public_html/vendor/symfony/var-dumper/Tests/Dumper/ContextProvider/RequestContextProviderTest.php on line 23