When you try to insert the results of a stored procedure into a table with dynamic data masking in Microsoft SQL Server 2016 or 2017, you may notice that SQL Server generates an Access violation error.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
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: