'Kafka connector exception ERROR Failed to send HTTP request to endpoint: http://localhost:8081/subjects/jdbc-source-accounts-value/versions

I'm using Confluent Platform 3.3 as a Kafka connector , while starting the connector using the below command,

./bin/connect-standalone ./etc/schema-registry/connect-avro-standalone.properties ./etc/kafka-connect-jdbc/connect-jdbc-source.properties

getting the below error

ERROR Server died unexpectedly:  (io.confluent.kafka.schemaregistry.rest.SchemaRegistryMain:52)
org.apache.kafka.common.errors.TimeoutException: Timeout expired while fetching topic metadata
[2017-10-30 13:49:56,178] ERROR Failed to send HTTP request to endpoint: http://localhost:8081/subjects/jdbc-source-accounts-value/versions 
(io.confluent.kafka.schemaregistry.client.rest.RestService:156)

The Zookeeper is running in kafka client 2181 port, and I tried to start schema by the below command

 ./bin/schema-registry-start ./etc/schema-registry/schema-registry.properties &

But it didn't show any error messages but the port 8081 didn't up.Please help me to sort this out.



Solution 1:[1]

I also seen same issue while running the producer with Spring Cloud Stream. Replacing the localhost with actual IP address will help

Sources

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Source: Stack Overflow

Solution Source
Solution 1 satish chandra Shukla