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Ewen Cheslack-Postava commented on KAFKA-3800: ---------------------------------------------- [~frank_zg] Can you modify your code to loop and call poll repeatedly? You may simply not have received the data within the timeout you specified. > java client can`t poll msg > -------------------------- > > Key: KAFKA-3800 > URL: https://issues.apache.org/jira/browse/KAFKA-3800 > Project: Kafka > Issue Type: Bug > Components: consumer > Affects Versions: 0.9.0.1 > Environment: java8,win7 64 > Reporter: frank > Assignee: Neha Narkhede > > i use hump topic name, after poll msg is null.eg: Test_4 why? > all low char is ok. i`m try nodejs,kafka-console-consumers.bat is ok -- This message was sent by Atlassian JIRA (v6.3.4#6332)