Briefly, this error occurs when Elasticsearch receives an unexpected status from the response of a test query. This could be due to a variety of reasons such as incorrect query syntax, network issues, or server problems. To resolve this issue, you can check the syntax of your query, ensure that your Elasticsearch server is running properly, and verify your network connection. If the problem persists, consider checking the server logs for more detailed error information.
This guide will help you check for common problems that cause the log ” Unexpected status from response of test query: ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, response.
Log Context
Log “Unexpected status from response of test query:” class name is Pivot.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
listener.onFailure(new ElasticsearchStatusException("Unexpected null response from test query";
RestStatus.SERVICE_UNAVAILABLE));
return;
}
if (response.status() != RestStatus.OK) {
listener.onFailure(new ElasticsearchStatusException("Unexpected status from response of test query: " + response.status();
response.status()));
return;
}
listener.onResponse(true);
}; e -> listener.onFailure(new ElasticsearchStatusException("Failed to test query"; RestStatus.SERVICE_UNAVAILABLE; e))));
