KB3178526 - An error occurs when you use ODBC driver to retrieve sql_variant data in SQL Server 2014 or 2016

Applies To
SQL Server 2014 Developer - duplicate (do not use) SQL Server 2014 Enterprise - duplicate (do not use) SQL Server 2014 Enterprise Core - duplicate (do not use) SQL Server 2014 Standard - duplicate (do not use)

Symptoms

Assume that you connect to an instance of SQL Server 2014 or 2016 by using Microsoft ODBC Driver 11 for SQL Server. When you execute a query that retrieves data of the sql_variant data type, you may receive an error message that resembles the following:

Note

An error encountered: SQLState = HY000, NativeError: 0, ErrorMessage: [Microsoft][ODBC Driver 11 for SQL Server]Protocol error in TDS stream

      

Resolution

This problem was fixed in the following cumulative updates for SQL Server:

About 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:

Latest cumulative update for SQL Server 2014 (SP1/SP2)
        
        Latest cumulative update for SQL Server 2016
        
      

Status

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

References

Learn about the terminology Microsoft uses to describe software updates.