Fatal error: Uncaught ReflectionException: Class Psr\SimpleCache\CacheInterface does not exist in /home/benjamincb/demos/acdg-site/vendor/symfony/cache/Psr16Cache.php:22 Stack trace: #0 /home/benjamincb/demos/acdg-site/vendor/symfony/cache/Psr16Cache.php(22): ReflectionMethod->__construct('Psr\\SimpleCache...', 'get') #1 {main} thrown in /home/benjamincb/demos/acdg-site/vendor/symfony/cache/Psr16Cache.php on line 22