Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/ondemand/test.ondemandpro.net/vendor/symfony/debug/Tests/ErrorHandlerTest.php:29 Stack trace: #0 {main} thrown in /home/ondemand/test.ondemandpro.net/vendor/symfony/debug/Tests/ErrorHandlerTest.php on line 29