Error while closing Azure client – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-8.9

Briefly, this error occurs when Elasticsearch encounters an issue while trying to close the connection with Azure client. This could be due to network issues, incorrect configuration, or problems with the Azure client itself. To resolve this issue, you can try the following: 1) Check your network connection and ensure it’s stable. 2) Verify your Azure client configuration settings. 3) Restart the Azure client. 4) Update Elasticsearch and Azure client to the latest versions. 5) If the problem persists, consider reaching out to Azure support for further assistance.

This guide will help you check for common problems that cause the log ” error while closing Azure client ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: azure, plugins, discovery-azure-classic, client.

Log Context

Log “error while closing Azure client” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

    protected void doClose() throws ElasticsearchException {
        if (client != null) {
            try {
            } catch (IOException e) {
                logger.error("error while closing Azure client"; e);


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