Here’s a list of possible issues and solutions when setting up your landing zone in AWS Control Tower.
Your AWS environment is not ready for AWS Control Tower to be set up.
AWS Control Tower detected issues with your AWS account environment that prevent successful setup.
- You must unsubscribe your organization from AWS Config so that AWS Control Tower can proceed. You’ll incur additional costs if you turn off AWS Config to set up AWS Control Tower and then turn AWS Config on again.
- Only one AWS Control Tower environment is permitted per organization.
Issue: “You must unsubscribe your organization from AWS Config so that AWS Control Tower can proceed. You’ll incur additional costs if you turn off AWS Config to set up AWS Control Tower and then turn AWS Config on again.”
Solution: Disable Config from the AWS Organization services.

Issue: Only one AWS Control Tower environment is permitted per organization.
Solution: Disable AWS Control Tower from the AWS Organization services.

Visit the AWS Control Tower Troubleshooting page for other possible issues and solutions.