"Invalid User Authorization – The user authentication passed to the platform is not valid" error after upgrading to Dynamics 365 June 22, 2017 Vatsana Kongtakane Blog, Dynamics 365, Microsoft Dynamics Comments Off on "Invalid User Authorization – The user authentication passed to the platform is not valid" error after upgrading to Dynamics 365 Above is a fairly common but vague error which I tend to run into often when doing a […] Read more