Hi Igor, When you say topology is working fine do you mean you see data flowing? Can you try to look up the logs for ui server and paste relevant lines here if any?
Priyank Sent from my iPhone On Jan 31, 2017, at 4:34 AM, Igor Kuzmenko <[email protected]<mailto:[email protected]>> wrote: I've launched topology with new kafka spout. Topology by it self working fine, but looking at storm UI I see kafka-monitor exception: Unable to get offset lags for kafka. Reason: org.apache.kafka.shaded.common.errors.TimeoutException: Timeout expired while fetching topic metadata Maybe I forgot to configure something, but then how topology reads messages?
