Daas Studio An error occurred while contacting the Delivery Controller failed with unknown Error(0)

Access to DaaS Web Studio and Director is not possible with Azure AD login when Palo Alto is in use. Error "An error occurred while contacting the Delivery Controller. Accessinghttps://.xendesktop.net/citrix/orchestration/api/techpreview/me failed with 'unknown Error' 0. Accessing the URL...