# More Info
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For more information related to this topic, see the following resources:
+ [Troubleshooting Notification Codes](troubleshooting-notification-codes.md)—Resolutions to notification code errors.
+ [Troubleshooting Active Directory](troubleshooting-active-directory.md)—Help with common difficulties.
+ [Microsoft Active Directory](https://docs.aws.amazon.com/directoryservice/latest/admin-guide/directory_microsoft_ad.html)—Information about using Directory Service.