- When Tableau user account is configured using SAML Authentication (Active Directory), it does not create an account in Tableau directly. Tableau Rest API does not support SAML authentication at this point. So the user will need to be created in Tableau directly instead of using SAML authentication.
Please see below documentation for more details.
Please request your admin to create an account in tableau server directly.
The attached deck illustrates how to setup Tableau Connection in BI Validator