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Consider the following scenario:

  • You have Cumulative Update 2 for SQL Server 2019 or later installed.

  • There is a multi-statement table valued function (MSTVF) that references large-value data type columns from an In-Memory OLTP table.

  • The MSTVF is queried in the context of database compatibility level 140 or higher.

  • The database scoped configuration INTERLEAVED_EXECUTION_TVF is ON and the query is not using the DISABLE_INTERLEAVED_EXECUTION_TVF query hint.

In this scenario, an access violation occurs, and you may receive an error message that resembles the following:

SQL query fails with fatal error.

Msg 233, Level 20, State 0, Line LineNumber

A transport-level error has occurred when receiving results from the server.

Additionally, an error message is logged in the SQL Server error log.


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 update 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:


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

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