Hi,

I’m using the Kafka lib with version 2.11_1.0.1.
I use the KafkaServer.scala class to programmatically create a Kafka instance 
and connect it to a programmatically created Zookeeper instance. It has the 
following properties:
host.name", "127.0.0.1"
"port", "0"
"zookeeper.connect", "127.0.0.1:" + zooKeeperPort
"broker.id", "1"
auto.create.topics.enable", "true"
"delete.topic.enable", "true"

I then create a new Kafka Consumer with the following properties:
bootstrap.servers", “127.0.0.1” + kafkaPort
"auto.commit.interval.ms", "10"
“client_id”, “xxxx”
“enable.auto.commit”, “true”
“auto.commit.interval.ms”, “10”

My problem is that after I subscribe the consumer to a custom topic, the 
consumer just blocks in the .poll() method and I see a lot of messages like:
“Group coordinator lookup failed: The coordinator is not available.”

I read on another forum that a possible problem is that the _consumer_offsets 
topic doesn’t exist but that’s not the case for me.

Can you suggest a possible root cause?

Thanks,
Cristian

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