Silent Integrated Authentication with federated Dynamics CRM Online 2015 organizations may fail with the following error message:
>Exception during Signin Microsoft.Crm.CrmException: integrated_authentication_failed: Integrated authentication failed. You may try an alternative authentication method ---> Microsoft.IdentityModel.Clients.ActiveDirectory.AdalException: integrated_authentication_failed: Integrated authentication failed. You may try an alternative authentication method ---> Microsoft.IdentityModel.Clients.ActiveDirectory.AdalException: wstrust_endpoint_not_found: WS-Trust endpoint not found in metadata document
>Exception during Signin Microsoft.Crm.CrmException: integrated_authentication_failed: Integrated authentication failed. You may try an alternative authentication method ---> Microsoft.IdentityModel.Clients.ActiveDirectory.AdalException: integrated_authentication_failed: Integrated authentication failed. You may try an alternative authentication method ---> Microsoft.IdentityModel.Clients.ActiveDirectory.AdalException: wstrust_endpoint_not_found: WS-Trust endpoint not found in metadata document