Fatal error: Uncaught Error: Interface "Symfony\Component\Clock\ClockInterface" not found in /home/rcmch/test.m-s-i.ch/vendor/symfony/clock/MockClock.php:21 Stack trace: #0 {main} thrown in /home/rcmch/test.m-s-i.ch/vendor/symfony/clock/MockClock.php on line 21