Error "Failed to enable authentication privilege" When Connecting to MSSQL or MSAS with Kerberos Authentication
Published: 21 Jan 2015 Last Modified Date: 20 Jul 2023
Issue
When attempting to connect to a published MSSQL or MSAS data source configured for Kerberos authentication, the following error might occur:
Failed to enable authentication privilege
Environment
Tableau Server
MS SQL Server
MSAS
Resolution
On the machine, or machines, hosting Tableau Server, enable the Run As User account to act as part of the operating system. For more information, see Enable Run As User to Act as the Operating System.
Note: If the error is still occurring, it may be necessary to reboot the Tableau Server in order for the updated Local Security Policy setting to take effect.
Cause
The Run As User account must be allowed to act as part of the operating system in order to delegate access to MS SQL Server and MSAS data sources.
Additional Information
Thank you for providing your feedback on the effectiveness of the article.