https://community.cloudera.com/t5/Support-Questions/Error-when-sending-message-to-topic-in-Kafka/m-p/41440#M46916 <P>/vol_01/cloudera/parcels/KAFKA-2.0.0-1.kafka2.0.0.p0.12/bin/kafka-console-producer --broker-list localhost:9092 --topic t1<BR />Hi Hello<BR />[2016-05-29 01:24:02,381] ERROR Error when sending message to topic t1 with key: null, value: 8 bytes with error: Failed to update metadata after 60000 ms. (org.apache.kafka.clients.producer.internals.ErrorLoggingCallback)</P><P>&nbsp;</P><P>In server.properties file, i have changed the added below lines:</P><P>&nbsp;</P><P>advertised.host.name=localhost</P><P>advertised.port=2181</P><P>&nbsp;</P><P>In zookeeper.properties file,&nbsp;i have changed the below lines:</P><P>&nbsp;</P><P>dataDir=/vol_01/lib/zookeeper &nbsp;(as per the settings)<BR />clientPort=2181<BR />maxClientCnxns=0</P><P>&nbsp;</P> Fri, 16 Sep 2022 10:22:12 GMT Cibi 2022-09-16T10:22:12Z