Article ID: 2508225 - View products that this article applies to.
After you enter your enterprise admin credentials in the Microsoft Azure Active Directory Sync tool Configuration Wizard, you receive the following error message:
LogonUser() Failed with error code: 1789
This issue typically occurs when the computer on which you're running the Directory Sync tool can't authenticate with Active Directory.
To resolve this issue, use one or more of the following methods:
Still need help? Go to the Office 365 Community
(http://community.office365.com/)website or the Azure Active Directory Forums
Article ID: 2508225 - Last Review: July 9, 2014 - Revision: 22.0