When enabling AWS IAM Identity Center API integration, this error appears:

Base URL: Does not match required pattern
 

• AWS IAM Identity Center
• Provisioning
• Error

This error is generated by the AWS IAM Identity Center because the SCIM endpoint URL that was pasted into the Base URL likely contains a trailing forward slash (/).

 

Follow the steps or video below.

1. The SCIM endpoint URL pasted into the Base URL likely contains a trailing forward slash (/). Remove the forward slash from the SCIM endpoint URL before pasting it into the Base URL.
2. For example, if the SCIM endpoint URL is https://scim.us-east-2.amazonaws.com/********-****-*****-******-****/scim/v2/, then the Base URL will be https://scim.us-east-2.amazonaws.com/********-****-*****-******-****/scim/v2.
3. Go to Okta Admin Console and navigate to Applications > AWS IAM Identity Center > Provisioning > Integration > click the Edit button.
4. Copy the SCIM endpoint  URL from the AWS IAM Identity Center and paste that value into the Base URL field in Okta. Ensure to remove the trailing forward slash at the end of the URL. 
5. Copy the Access token from AWS IAM Identity Center and paste that value into the API Token field in Okta.
6. Click Test API Credentials to verify that the credentials entered are valid.

7. A message confirming successful authentication. Click Save.

If the issue persists, please contact AWS support for more details and steps on how to resolve this error.
 

Related References

• AWS: Configuration Guide