Fatal error: Uncaught Error: Interface 'Symfony\Component\Lock\BlockingStoreInterface' not found in /home/benjamincb/demos/acdg-site/vendor/symfony/lock/Store/SemaphoreStore.php:24 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg-site/vendor/symfony/lock/Store/SemaphoreStore.php on line 24