Additional uncaught exception thrown while handling exception.

Original

RedisException: read error on connection to 127.0.0.1:6379 in Redis->hGetAll() (line 48 of /var/www/virtualhost/sites/all/modules/contrib/redis/lib/Redis/Cache/PhpRedis.php).

Additional

RedisException: Redis server 127.0.0.1:6379 went away in Redis->hGetAll() (line 48 of /var/www/virtualhost/sites/all/modules/contrib/redis/lib/Redis/Cache/PhpRedis.php).