Fatal error: Uncaught Error: Interface "Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface" not found in /home/webvertising/public_html/seo.24marketing.nl/vendor/liip/functional-test-bundle/src/DependencyInjection/Compiler/SetTestClientPass.php:20 Stack trace: #0 {main} thrown in /home/webvertising/public_html/seo.24marketing.nl/vendor/liip/functional-test-bundle/src/DependencyInjection/Compiler/SetTestClientPass.php on line 20