Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home2/cp805728/public_html/tharaphu/vendor/symfony/mailer/Test/TransportFactoryTestCase.php:29 Stack trace: #0 {main} thrown in /home2/cp805728/public_html/tharaphu/vendor/symfony/mailer/Test/TransportFactoryTestCase.php on line 29