Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\HttpKernel' not found in /home/app/htdocs/ninja/vendor/symfony/http-kernel/Tests/TestHttpKernel.php:21
Stack trace:
#0 {main}
thrown in /home/app/htdocs/ninja/vendor/symfony/http-kernel/Tests/TestHttpKernel.php on line 21