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November 13, 2019-KB4530742 Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 1809 and Windows Server 2019

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This update for Windows 10 Version 1809 and Windows Server 2019 includes a fix to an issue introduced in the October 15th Cumulative update. See the Quality and reliability improvements section for more details. Before you install this update, see the Prerequisites and Restart requirement sections.

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Quality and reliability improvements

CLR1

Address an issue where ClickOnce applications and applications creating the default AppDomain with a restricted permission set may observe application launch or application runtime failures, or unexpected behaviors. The observable issue was the System.AppDomainSetup.TargetFrameworkName is null, leading to any quirks enabling reverting back to .NET Framework 4.0 behaviors.


1 Common Language Runtime (CLR)

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Known Issues in this update

There are no known issues with this update, however, this update resolves a previous known issue. This patch includes improvements to resolve a known issue discussed in KB4519565 that occurs after applying the October Preview of Quality Rollup for .NET Framework 4.8. To resolve this issue, install update for .NET Framework 4.8 for Windows 10 Version 1809 and Windows Server 2019 KB4533001.

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How to obtain and install the update

Install this update

This update is available as a download on the Microsoft Update Catalog website.

File information

For a list of the files that are provided in this update, download the file information for the update .

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Prerequisites

To apply this update, you must have .NET Framework 3.5 and 4.8 installed.

Restart requirement

You must restart the computer after you apply this update if any affected files are being used. We recommend that you exit all .NET Framework-based applications before you apply this update.

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How to obtain help and support for this update

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Keywords: atdownload, kbbug, kbexpertiseinter, kblangall, kbmustloc, kbsecbulletin, kbsecreview, kbsecurity, kbsecvulnerability, kbsurveynew, kb, kbfix

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Article Info
Article ID : 4530742
Revision : 7
Created on : 12/12/2019
Published on : 12/12/2019
Exists online : False
Views : 194