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Ismael Juma commented on KAFKA-6267: ------------------------------------ The broker version is older than 0.11.0.0, so transactions won't work. I can from the stacktraces that classes that no longer exist in 0.11.0.0 are being used. > Kafka Producer - initTransaction forever waiting > ------------------------------------------------ > > Key: KAFKA-6267 > URL: https://issues.apache.org/jira/browse/KAFKA-6267 > Project: Kafka > Issue Type: Bug > Components: clients, producer > Affects Versions: 0.11.0.1, 0.11.0.2 > Reporter: Silvio Papa > Priority: Blocker > Attachments: controller.log, producer.JPG, server.log > > > In code of attached image, the producer remains forever awaiting in > initTransaction with default configuration of broker -- This message was sent by Atlassian JIRA (v6.4.14#64029)