How to resolve OKTA hosted .Net webforms application logout error

We have okta hosted .net web forms application. In localhost ,logout works fine. After publishing the code to beta version, we have the following error on logout.

{“errorCode”:“invalid_client”,“errorSummary”:“Invalid value for ‘client_id’ parameter.”,“errorLink”:“invalid_client”,“errorId”:“oaenjRCvkFQSOOK_1N7URSXTw”,“errorCauses”:}

Logout url:

clearly the id_token_hint is not being added a query string , but in localhost it was being added perfectly and i am not able to replicate the same issue. Please help out. Thanks.