Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /opt/lampp/htdocs/myhospitalnow/suitecrm/vendor/jeroendesloovere/vcard/tests/VCardExceptionTest.php:17 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/suitecrm/vendor/jeroendesloovere/vcard/tests/VCardExceptionTest.php on line 17