Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/lun45tyra31/public_html/demo/vendor/symfony/translation-contracts/Test/TranslatorTest.php:34 Stack trace: #0 {main} thrown in /home/lun45tyra31/public_html/demo/vendor/symfony/translation-contracts/Test/TranslatorTest.php on line 34