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Symptoms

When you use Microsoft SQL Server 2019 or 2017, you notice that when you rebuild system databases, this action removes the login for the SQL Server Customer Experience Improvement Program (CEIP).

Additionally, many instances of SQL Server error 18456 might be generated when you try to run dynamic management view (DMV) queries on the SQL Server instance after the rebuild is finished.

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

Resolution

This issue is fixed in the following cumulative updates for SQL Server:

About cumulative updates for SQL Server:

Each new cumulative update for SQL Server contains all the hotfixes and all the security fixes that were included with the previous cumulative update. Check out the latest cumulative updates for SQL Server:

References

Learn about the terminology that Microsoft uses to describe software updates.

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