Briefly, this error occurs when Elasticsearch receives an unexpected parameter value. It’s expecting a specific value for a parameter, but it’s receiving something different. This could be due to incorrect configuration or a programming error. To resolve this issue, you should first identify the parameter causing the error. Then, check the value being passed to this parameter and ensure it matches what Elasticsearch expects. If the error persists, review your Elasticsearch configuration or the code interacting with Elasticsearch to ensure they are correct.
This guide will help you check for common problems that cause the log ” Invalid state parameter [{}]; while [{}] was expected ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “Invalid state parameter [{}]; while [{}] was expected” class name is OpenIdConnectAuthenticator.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
} 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) { throw new ElasticsearchSecurityException("Invalid state parameter [{}]; while [{}] was expected"; state; expectedState); } } /** * Attempts to make a request to the UserInfo Endpoint of the OpenID Connect provider