Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in /var/www/html/goe/vendor/symfony/event-dispatcher/Tests/Debug/TraceableEventDispatcherTest.php:21 Stack trace: #0 {main} thrown in /var/www/html/goe/vendor/symfony/event-dispatcher/Tests/Debug/TraceableEventDispatcherTest.php on line 21