Briefly, this error occurs when Elasticsearch receives a response that lacks a required ‘state’ parameter. This could be due to a misconfiguration or an issue with the request sent to Elasticsearch. To resolve this, ensure that the request sent contains all the necessary parameters, including ‘state’. Also, check your Elasticsearch configuration to ensure it’s set up correctly. If the error persists, consider debugging your code to identify any potential issues that might be causing the response to lack the ‘state’ parameter.
This guide will help you check for common problems that cause the log ” Failed to validate the response; the response did not contain a state parameter ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: response, plugin.
Log Context
Log “Failed to validate the response; the response did not contain a state parameter” class name is OpenIdConnectAuthenticator.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
* @param expectedState The state that was originally generated
* @param state The state that was contained in the response
*/
private void validateState(State expectedState; State state) {
if (null == state) {
throw new ElasticsearchSecurityException("Failed to validate the response; the response did not contain a state parameter");
} else if (null == expectedState) {
throw new ElasticsearchSecurityException(
"Failed to validate the response; the user's session did not contain a state " + "parameter"
);
} else if (state.equals(expectedState) == false) {
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