In Microsoft Microsoft SQL Server 2016, when you make a call to a Tabular Object Model (TOM) API that crosses AppDomain boundaries (for example, when you use .NET Remoting, or WCF together with custom exception serialization), you experience the following exception:

You expect a TOM exception instead. For example, you expect Microsoft.AnalysisServices.Tabular.TomValidationException.


The issue was first fixed in the following cumulative update of 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. We recommend that you download and install the latest cumulative updates for SQL Server:


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


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

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