This article was created in response to a support issue logged with K2. The content may include typographical errors and may be revised at any time without notice This article is not considered official documentation for K2 software and is provided “as is” with no warranties.


When accessing the K2 Designer, the following error is shown:



You may notice the following error messages:

"K2TSTS10002: An error occurred while processing a WS-Federation sign-in response

Exception of type 'System.Exception' was thrown."


This is a known issue, please log a K2 Support ticket for further assistance.

You will need to provide the following:

- Designer Realm/ReplyURL

- Azure Active Directory Domain name.