Received response from extension – How to solve this OpenSearch error

Opster Team

Aug-23, Version: 2.5-2.9

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Briefly, this error occurs when OpenSearch receives an empty response from an extension. This could be due to a malfunctioning extension, incorrect configuration, or a communication issue between OpenSearch and the extension. To resolve this, you can try the following: 1) Check the extension’s configuration and ensure it’s correctly set up. 2) Restart the extension or OpenSearch to clear any temporary issues. 3) Check the logs for any specific errors related to the extension. 4) If the issue persists, consider reinstalling the extension or contacting the extension’s support for further assistance.

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This guide will help you check for common problems that cause the log ” Received response from extension: {} ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: response, rest.

Log Context

Log “Received response from extension: {}” classname is
We extracted the following from OpenSearch source code for those seeking an in-depth context :

                return new RestExecuteOnExtensionResponse(in);

            public void handleResponse(RestExecuteOnExtensionResponse response) {
      "Received response from extension: {}"; response.getStatus());
                // Consume parameters and content


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