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  2. FIX: Windows Explorer may stop responding when you insert a recordable BD-R into the Blu-Ray drive on a computer that is running Windows 7 or Windows Server 2008 R2

FIX: Windows Explorer may stop responding when you insert a recordable BD-R into the Blu-Ray drive on a computer that is running Windows 7 or Windows Server 2008 R2

View products that this article applies to.

Symptoms

You have a computer that is running Windows 7 or Windows Server 2008 R2. Windows Explorer may stop responding when you insert a recordable Blu-ray disc (BD-R) into the Blu-ray drive on this computer.

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Cause

This problem may occur after you install the universal drive format (UDF) file system driver (Udfs.sys) update.

For more information about the UDF file system driver (Udfs.sys) update, click the following article number to view the article in the Microsoft Knowledge Base:

975617 An update is available for the UDF file system driver (Udfs.sys) for Windows 7 and Windows Server 2008 R2

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Resolution

Hotfix information

A supported hotfix is now available from Microsoft. However, it is intended to correct only the problem that is described in this article. Apply it only to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Customer Support Services to obtain the hotfix. For a complete list of Microsoft Customer Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support
Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Prerequisites

There are no prerequisites for installing this hotfix.

Restart information

You may have to restart the computer after you apply this hotfix.

File information

The global version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
For all supported x86-based versions of Windows 7
File nameFile versionFile sizeDateTime
Udfs.sys6.1.7600.16506246,78418-Jan-201019:52
Udfs.sys6.1.7600.20621246,78419-Jan-201008:33
For all supported x64-based versions of Windows 7 and Windows Server 2008 R2
File nameFile versionFile sizeDateTime
Udfs.sys6.1.7600.16506328,19219-Jan-201004:40
Udfs.sys6.1.7600.20621328,19219-Jan-201006:16
For all supported Itanium-based versions of Windows Server 2008 R2
File nameFile versionFile sizeDateTime
Udfs.sys6.1.7600.16506822,27219-Jan-201004:18
Udfs.sys6.1.7600.20621822,27219-Jan-201005:41
Additional notes

The MANIFEST files (.manifest) and MUM files (.mum) installed for each environment are listed separately. MUM and MANIFEST files, and the associated security catalog (.cat) files, are critical to maintaining the state of the updated component. The security catalog files (attributes not listed) are signed with a Microsoft digital signature.

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Status

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

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Additional files for all supported x86-based versions of Windows 7
File namePackage_1_for_kb978526_bf~31bf3856ad364e35~x86~~6.1.1.0.mum
File versionNot Applicable
File size1,768
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_1_for_kb978526~31bf3856ad364e35~x86~~6.1.1.0.mum
File versionNot Applicable
File size2,466
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_2_for_kb978526_bf~31bf3856ad364e35~x86~~6.1.1.0.mum
File versionNot Applicable
File size1,773
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_2_for_kb978526~31bf3856ad364e35~x86~~6.1.1.0.mum
File versionNot Applicable
File size2,471
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_for_kb978526_rtm_bf~31bf3856ad364e35~x86~~6.1.1.0.mum
File versionNot Applicable
File size1,912
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_for_kb978526_rtm~31bf3856ad364e35~x86~~6.1.1.0.mum
File versionNot Applicable
File size1,947
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File nameUpdate-bf.mum
File versionNot Applicable
File size1,648
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File nameX86_06b39793f7c6045cffeca5d8804ed326_31bf3856ad364e35_6.1.7600.20621_none_4b7b7cf2af9cde85.manifest
File versionNot Applicable
File size692
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File nameX86_25231b32faefcc5c07ad214ec2a06893_31bf3856ad364e35_6.1.7600.16506_none_90af8e156143e663.manifest
File versionNot Applicable
File size692
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File nameX86_microsoft-windows-udfs_31bf3856ad364e35_6.1.7600.16506_none_a6a771dc7df57a72.manifest
File versionNot Applicable
File size4,467
Date (UTC)18-Jan-2010
Time (UTC)23:51
PlatformNot Applicable
---
File nameX86_microsoft-windows-udfs_31bf3856ad364e35_6.1.7600.20621_none_a7166d5d9727d36b.manifest
File versionNot Applicable
File size4,467
Date (UTC)19-Jan-2010
Time (UTC)13:41
PlatformNot Applicable
Additional files for all supported x64-based versions of Windows 7 and Windows Server 2008 R2
File nameAmd64_a2fdafc56f424f72804a9e6eb43f37c6_31bf3856ad364e35_6.1.7600.20621_none_42ba5835321338d7.manifest
File versionNot Applicable
File size696
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File nameAmd64_bcd30f72b297575e7c828b0743f643d0_31bf3856ad364e35_6.1.7600.16506_none_f61f0432b422bd63.manifest
File versionNot Applicable
File size696
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File nameAmd64_microsoft-windows-udfs_31bf3856ad364e35_6.1.7600.16506_none_02c60d603652eba8.manifest
File versionNot Applicable
File size4,471
Date (UTC)19-Jan-2010
Time (UTC)09:31
PlatformNot Applicable
---
File nameAmd64_microsoft-windows-udfs_31bf3856ad364e35_6.1.7600.20621_none_033508e14f8544a1.manifest
File versionNot Applicable
File size4,471
Date (UTC)19-Jan-2010
Time (UTC)13:41
PlatformNot Applicable
---
File namePackage_1_for_kb978526_bf~31bf3856ad364e35~amd64~~6.1.1.0.mum
File versionNot Applicable
File size1,778
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_1_for_kb978526~31bf3856ad364e35~amd64~~6.1.1.0.mum
File versionNot Applicable
File size2,480
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_2_for_kb978526_bf~31bf3856ad364e35~amd64~~6.1.1.0.mum
File versionNot Applicable
File size2,001
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_2_for_kb978526~31bf3856ad364e35~amd64~~6.1.1.0.mum
File versionNot Applicable
File size2,707
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_for_kb978526_rtm_bf~31bf3856ad364e35~amd64~~6.1.1.0.mum
File versionNot Applicable
File size2,142
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_for_kb978526_rtm~31bf3856ad364e35~amd64~~6.1.1.0.mum
File versionNot Applicable
File size2,181
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File nameUpdate-bf.mum
File versionNot Applicable
File size1,876
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
Additional files for all supported Itanium-based versions of Windows Server 2008 R2
File nameIa64_4eb9b71489e3e1e14dbf18eac89243e1_31bf3856ad364e35_6.1.7600.16506_none_e96d279e8f777c52.manifest
File versionNot Applicable
File size694
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File nameIa64_4f773dbc6d7e115179ef6071323d162d_31bf3856ad364e35_6.1.7600.20621_none_f21ed4b490b450be.manifest
File versionNot Applicable
File size694
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File nameIa64_microsoft-windows-udfs_31bf3856ad364e35_6.1.7600.16506_none_a6a915d27df3836e.manifest
File versionNot Applicable
File size4,469
Date (UTC)19-Jan-2010
Time (UTC)07:57
PlatformNot Applicable
---
File nameIa64_microsoft-windows-udfs_31bf3856ad364e35_6.1.7600.20621_none_a71811539725dc67.manifest
File versionNot Applicable
File size4,469
Date (UTC)19-Jan-2010
Time (UTC)13:41
PlatformNot Applicable
---
File namePackage_1_for_kb978526_bf~31bf3856ad364e35~ia64~~6.1.1.0.mum
File versionNot Applicable
File size1,995
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_1_for_kb978526~31bf3856ad364e35~ia64~~6.1.1.0.mum
File versionNot Applicable
File size2,699
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_for_kb978526_rtm_bf~31bf3856ad364e35~ia64~~6.1.1.0.mum
File versionNot Applicable
File size1,660
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File namePackage_for_kb978526_rtm~31bf3856ad364e35~ia64~~6.1.1.0.mum
File versionNot Applicable
File size1,683
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable
---
File nameUpdate-bf.mum
File versionNot Applicable
File size1,658
Date (UTC)19-Jan-2010
Time (UTC)18:15
PlatformNot Applicable

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Keywords: kb, kbstoprespond, kbfix, kbbug, kbexpertisebeginner, kbsurveynew, kbpubtypekc, kbqfe, kbhotfixserver

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Article Info
Article ID : 978526
Revision : 1
Created on : 1/7/2017
Published on : 6/3/2013
Exists online : False
Views : 603