How to fix (AWS SSO) Test Connection failed

[QQ]

What did I configure incorrectly? About SSO settings in my Databricks account. 
What troubleshooting should I do? I don't see any error message.

I follow step instruction from AWS View step-by-step instructions. link below
View step-by-step instructions.(From My AWS account) 

Image.1 Databricks SSO configure my account 

Image.2 AWS SSO configure (My account is AdministratorAccess)


Image.3 Attribute mapping for Databricks

Image.4 SAML tracer 

Thanks you. 

[QQ]

Additional information my account I tested SSO connection fail Is lived on Admin Team (AdministratorAccess)

[QQ · Accepted solution]

I got solution I forgot to create SaaS users with the same subject as the AD users.

• Preprovisioned users

  Preprovisioned users, means users must already exist in the downstream SaaS application. For instance, you may need to create SaaS users with the same subject as the AD users.