List of currently available hotfixes for Distributed File System (DFS) technologies in Windows Server 2012 and Windows Server 2012 R2

Summary
This article lists the hotfixes that are currently available for users who have installed the Distributed File System (DFS) technologies on a Windows Server 2012-based computer or a Windows Server 2012 R2-based computer.
Introduction
This Microsoft Knowledge Base articles that are listed in this article describe the fixes. If you have installed DFS technologies on a Windows Server 2012-based computer or a Windows Server 2012 R2-based computer, we recommend that you review and install the hotfixes that are described in the "More Information" section.

Note The two technologies in DFS are DFS Namespaces (DFS-N) and DFS Replication (DFS-R).
More information
Note Some of the following tables contain blank cells to accommodate information that will be supplied later.

DFS namespaces

Windows Server 2012 R2
Date addedKnowledge Base articleTitleWhy we recommend this hotfixHotfix type and availability
Mar 06, 20153046481DFS Namespaces deployment causes slow access or access time-out when you access DFS share in Windows Server 2012 R2This hotfix contains the most current version of Dfssvc.exe for Windows Server 2012 R2.To install this update, you must have Windows Server 2012 R2 installed.
Mar 08, 20163146627Network drives aren't mapped correctly from DFS namespace in Windows Server 2012 R2-based RDS server

This hotfix contains the most current version of dfsc.sys. (client-side )To install this hotfix, you must have Windows 8.1 or Windows Server 2012 R2 installed and April 2014 Update 2919355.
Windows Server 2012
Date addedKnowledge Base articleTitleWhy we recommend this hotfixHotfix type and availability
February 06, 20142931974You cannot access DFS folders in Windows Server 2012 R2 or Windows Server 2012This hotfix contains the most current version of Dfssvc.exe for Windows Server 2012 R2.To install this hotfix, you must have Windows Server 2012 installed.
January 07, 20153000483MS15-011: Vulnerability in Group Policy could allow remote code execution: February 10, 2015This client-side hotfix contains the most current version of dfsc.sys.To install this hotfix, you must have Windows 8 or Windows Server 2012 installed.

DFS replication

Windows Server 2012 R2
Date addedKnowledge Base articleTitleWhy we recommend this hotfixHotfix type and availability
Aug 05, 20163172614July 2016 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2

This hotfix contains the most current version of Dfsrs.exe for Windows Server 2012 R2. To apply this update rollup, you must be running Windows Server 2012 R2, April 2014 Update 2919355 and April 2015 Update 3021910.
NAThis hotfix contains the most current version of Dfsrro.sys for Windows Server 2012 R2.To install this hotfix, you must have Windows Server 2012 R2 installed.
NAThis hotfix contains the most current version of Dfsrclus.dll for Windows Server 2012 R2.
August 31, 20142996883DFSR stops replication after an unexpected shutdown in a Windows 8.1 or Windows Server 2012 R2 environmentThis hotfix contains the most current versions of Dfsrdiag.exe, Dfsrmig.exe and Dfsrwmiv2.dll for Windows Server 2012. To apply this hotfix, you must be running Windows Server 2012 R2 and April 2014 Update 2919355.
Windows Server 2012
Date addedKnowledge Base articleTitleWhy we recommend this hotfixHotfix type and availability
February 14, 20152884176Large backlogs on Windows -based DFSR servers
This hotfix contains the most current version of Dfsrs.exe and Dfsrress.dll for Windows Server 2012. To install this hotfix, you must have Windows Server 2012 installed. This hotfix is available for individual download.
Jan-10 2016 3121255"0x00000024" Stop error in FsRtlNotifyFilterReportChange and VSS backup of PI Data server fails in WindowsThis hotfix contains the most current version of Ntfs.sys for Windows Server 2012. To install this hotfix, you must have Windows Server 2012 installed. This hotfix is available for individual download.

DFS replication - Sysvol migration

Date addedKnowledge Base articleTitleWhy we recommend this hotfixHotfix type and availability
NAThis hotfix contains the most current versions of Dfsrdiag.exe and Dfsrmig.exe for Windows Server 2012. To install this hotfix, you must have Windows Server 2012 installed.

Robocopy

Windows Server 2012 R2
Date addedKnowledge Base articleTitleWhy we recommend this hotfixHotfix type and availability
18-Nov-20143000850November 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2
This hotfix contains the most current version of Robocopy.exe.

Robocopy can be used to pre-seed data for new replicated folders and is also used during the migration of Sysvol from FRS to DFSR.
To install this update rollup, you must have Windows Server 2012 R2 installed and April 2014 Update 2919355.
Windows Server 2012
Date addedKnowledge Base articleTitleWhy we recommend this hotfixHotfix type and availability
May 16, 20142962407Windows RT, Windows 8, and Windows Server 2012 update rollup: June 2014
This hotfix contains the most current version of Robocopy.exe.

Robocopy can be used to pre-seed data for new replicated folders and is also used during the migration of Sysvol from FRS to DFSR.
To install this hotfix, you must have Windows 8 or Windows Server 2012 installed.

DFS-related registry subkeys that were introduced in hotfixes or security updates

DateKnowledge Base articleRegistry subkey
January 21, 20122663685HKLM\System\CurrentControlSet\Services\DFSR\Parameters\StopReplicationOnAutoRecovery

November 18. 2009967326HKLM\System\CurrentControlSet\Services\DFSR\Parameters\Settings\RpcContextHandleTimeoutMs
References
For more information about hotfixes that are currently available for Distributed File System (DFS) technologies and File Services technologies in other Windows operating systems, click the following article numbers to go to the articles in the Microsoft Knowledge Base:

958802 List of currently available hotfixes for Distributed File System (DFS) technologies in Windows Server 2003 and in Windows Server 2003 R2

968429 List of currently available hotfixes for Distributed File System (DFS) technologies in Windows Server 2008 and in Windows Server 2008 R2

2473205 List of currently available hotfixes for the File Services technologies in Windows Server 2008 and in Windows Server 2008 R2

2899011 List of currently available hotfixes for the File Services technologies in Windows Server 2012 and in Windows Server 2012 R2
Properties

Article ID: 2951262 - Last Review: 08/05/2016 22:15:00 - Revision: 19.0

Windows Server 2012 R2 Datacenter, Windows Server 2012 R2 Standard, Windows Server 2012 Datacenter, Windows Server 2012 Standard

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