Fatal error: Uncaught RedisException: protocol error, got ',' as reply type byte in /srv/http/git/hihocoder/library/init-redis.php:12 Stack trace: #0 /srv/http/git/hihocoder/library/init-redis.php(12): Redis->select(1) #1 /srv/http/git/hihocoder/public/bootstrap.php(26): require('/srv/http/git/h...') #2 {main} thrown in /srv/http/git/hihocoder/library/init-redis.php on line 12