Fatal error: Uncaught Symfony\Component\Debug\Exception\UndefinedFunctionException: Attempted to call function "apc_fetch" from the global namespace. in /home/developer/edirectory/vendor/doctrine/cache/lib/Doctrine/Common/Cache/ApcCache.php:28 Stack trace: #0 /home/developer/edirectory/vendor/doctrine/cache/lib/Doctrine/Common/Cache/CacheProvider.php(199): Doctrine\Common\Cache\ApcCache->doFetch('DoctrineNamespa...') #1 /home/developer/edirectory/vendor/doctrine/cache/lib/Doctrine/Common/Cache/CacheProvider.php(176): Doctrine\Common\Cache\CacheProvider->getNamespaceVersion() #2 /home/developer/edirectory/vendor/doctrine/cache/lib/Doctrine/Common/Cache/CacheProvider.php(59): Doctrine\Common\Cache\CacheProvider->getNamespacedId('ArcaSolutions\\C...') #3 /home/developer/edirectory/vendor/doctrine/persistence/lib/Doctrine/Common/Persistence/Mapping/AbstractClassMetadataFactory.php(177): Doctrine\Common\Cache\CacheProvider->fetch('ArcaSolutions\\C...') #4 /home/developer/edirectory/vendor/doctrine/orm/lib/Doctrine/ORM/EntityMa in /home/developer/edirectory/vendor/doctrine/cache/lib/Doctrine/Common/Cache/ApcCache.php on line 28