Okta to AWS - roles/samlRoles not showing all AWS roles

I’ve followed AWS and Okta links (below) to create an AWS Account Federation. When I add an individual to the app the “Role” and “SAML User Roles” don’t present all the possible roles. And when I add a group to the app and specify a Role I get “Invalid value data type for property ‘role’”


The links:

Thanks in advance,