Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/ebdea/public_html/trasl.ebdea.online/vendor/symfony/mime/Tests/MessageConverterTest.php:20 Stack trace: #0 {main} thrown in /home/ebdea/public_html/trasl.ebdea.online/vendor/symfony/mime/Tests/MessageConverterTest.php on line 20