Additional uncaught exception thrown while handling exception.

Original

Error: Call to undefined function module_list() in bootstrap_invoke_all() (line 1356 of /var/www/builds/sagecorp-prod-2019-11-11/public/includes/bootstrap.inc).

Additional

RedisException: Redis server went away in Redis->setOption() (line 28 of /var/www/builds/sagecorp-prod-2019-11-11/public/sites/all/modules/contrib/redis/lib/Redis/Client/PhpRedis.php).