Hi Dimity,

this sounds like a bug to me. Can you share some more details. What is
your program structure? How many partitions so you have per topic? How
many threads/instances to you run?

When does the issue occur exactly?


-Matthias

On 5/23/17 12:26 PM, Dmitry Minkovsky wrote:
> Certain elements of my streams app stopped working and I noticed that my
> logs contain:
> 
> [2017-05-23 15:23:09,274] WARN
> (org.apache.kafka.clients.consumer.internals.ConsumerCoordinator:361) The
> following subscribed topics are not assigned to any members in the group
> user-service : [user-service-KSTREAM-KEY-SELECT-0000000038-repartition,
> user-service-KSTREAM-KEY-SELECT-0000000130-repartition, users,
> user-service-logins-by-user-repartition]
> 
> These are precisely the affected topics. Does anyone know what this log is
> related to, and why this might have happened?
> 
> I am working on isolating the problem, but if anyone has seen this before,
> some help/guidance would be much appreciated.
> 
> Thank you!
> 

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