How To Solve Issues Related to Log – Failed to add InetSocketTransportAddress

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Updated: Feb-20

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Log Context
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Troubleshooting background

To troubleshoot Elasticsearch log “Failed to add InetSocketTransportAddress” it’s important to understand common problems related to Elasticsearch concepts: ping. See detailed explanations below complete with common problems, examples and useful tips.


To help troubleshoot related issues we have gathered selected Q&A from the community and issues from Github , please review the following for further information :

1 org.elasticsearch.common.transport.InetSocketTransportAddress not found on Elasticsearch 6 8.30 K  19

2 Java ElasticSearch None of the configured nodes are available 128.72 K  52


Log Context

Log ” Failed to add InetSocketTransportAddress” classname is TransportAddressSerializers.java
We have extracted the following from Elasticsearch source code to get an in-depth context :

         try {
            addAddressType(DummyTransportAddress.INSTANCE);
            addAddressType(InetSocketTransportAddress.PROTO);
            addAddressType(LocalTransportAddress.PROTO);
        } catch (Exception e) {
            logger.warn("Failed to add InetSocketTransportAddress"; e);
        }
    }

    public static synchronized void addAddressType(TransportAddress address) throws Exception {
        if (ADDRESS_REGISTRY.containsKey(address.uniqueAddressTypeId())) {






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