MultiProvider SSO Login fails and results in a blank page displayIssue MultiProvider SSO Login fails and results in a blank page displayCauseThere was a space in the value for Name ID Attribute Identity Provider Record --> Advanced --> NameID Attribute <nameid_attribute> http://schemas.xmlsoap.org/ws/2005/05/identity/claims/emailaddress </nameid_attribute> Refer to Knowledge Article for the above setting KB0685221 : When to set "Name ID Attribute" field in the Identity Provider recordResolutionPlease note the space can be seen only in when you copy paste . Remove the extra space in the end