The November 2016 Preview of Monthly Quality Rollup for Windows Server 2012 includes cumulative improvements in reliability in the .NET Framework 3.5. We recommend that you apply this quality rollup as part of your regular maintenance routines. Before you install this update, see the "Prerequisites" and "Restart requirement" sections.
Quality and reliability improvements
ADO.NET issue resolvedExceptions may be thrown in SqlClient during the prelogin handshake process or during MARS communication when a received TDS packet size is smaller than expected. Prelogin handshake errors will manifest as an OverflowException, and MARS errors will manifest as a generic "Physical connection is not usable" exception.Note This update also contains cumulative updates that were released previously starting from October 11, 2016.
How to get this update
Method 1:
This update is available from Windows Update, as an Optional update.
Method 2:
To get the stand-alone package for this update, go to the Microsoft Update Catalog website.
Prerequisites
To apply this update, you must have the .NET Framework 3.5 installed, as appropriate.
Restart requirement
You have to restart the computer after you apply this update if any affected files are being used. We recommend that you close all .NET Framework-based applications before you apply this update.
More Information
Applies to
This article applies to the following operating system:
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Windows Server 2012, when used with the following .NET Framework versions:
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The .NET Framework 3.5
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