Fatal error: Uncaught Error: Interface "Symfony\Component\Lock\BlockingStoreInterface" not found in /home/amper418/shopv2.amperio.ch/vendor/symfony/lock/Store/FlockStore.php:31 Stack trace: #0 {main} thrown in /home/amper418/shopv2.amperio.ch/vendor/symfony/lock/Store/FlockStore.php on line 31