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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 RestSendToExtensionAction.java.
We extracted the following from OpenSearch source code for those seeking an in-depth context :
return new RestExecuteOnExtensionResponse(in);
}
@Override
public void handleResponse(RestExecuteOnExtensionResponse response) {
logger.info("Received response from extension: {}"; response.getStatus());
restExecuteOnExtensionResponse.setStatus(response.getStatus());
restExecuteOnExtensionResponse.setContentType(response.getContentType());
restExecuteOnExtensionResponse.setContent(response.getContent());
restExecuteOnExtensionResponse.setHeaders(response.getHeaders());
// Consume parameters and content
