Symptoms

Assume that you want to deny access to removable media by using a User Configuration or Computer Configuration Group Policy setting on a computer that is running Windows 7 or Windows Server 2008 R2. To do this, you enable the CD and DVD: Deny read access Group Policy setting that is in the one of the following locations:

User Configuration\Administrative Templates\System\Removable Storage Access

Computer Configuration\Administrative Templates\System\Removable Storage AccessWhen you try to enable the BitLocker Drive Encryption feature on the computer, the operation fails. Additionally, you receive the following error message:

Access Denied

Resolution

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix. Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website:

http://support.microsoft.com/contactus/?ws=supportNote The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must be running one of the following operating systems:

  • Windows 7

  • Windows 7 Service Pack 1 (SP1)

  • Windows Server 2008 R2

  • Windows Server 2008 R2 SP1

For more information about how to obtain a Windows 7 or Windows Server 2008 R2 service pack, click the following article number to view the article in the Microsoft Knowledge Base:

976932Information about Service Pack 1 for Windows 7 and for Windows Server 2008 R2

Registry information

To apply this hotfix, you do not have to make any changes to the registry.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix replaces the hotfix that is described in Microsoft Knowledge Base (KB) article 2652246. For more information about KB article 2652246, click the following article number to view the article in the Microsoft Knowledge Base:

2652246 You cannot enable the BitLocker Drive Encryption feature on a computer that is running Windows 7 or Windows Server 2008 R2

File information

The global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.

Windows 7 and Windows Server 2008 R2 file information notes

Important Windows 7 hotfixes and Windows Server 2008 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 7/Windows Server 2008 R2" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.

  • The files that apply to a specific product, SR_Level (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:

    Version

    Product

    Milestone

    Service branch

    6.1.760 0.21xxx

    Windows 7 and Windows Server 2008 R2

    RTM

    LDR

    6.1.760 1.21xxx

    Windows 7 and Windows Server 2008 R2

    SP1

    LDR

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows 7 and for Windows Server 2008 R2" section. MUM and MANIFEST files, and the associated security catalog (.cat) files, are extremely important to maintaining the state of the updated component. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.

For all supported x86-based versions of Windows 7

File name

File version

File size

Date

Time

Platform

Fveapi.dll

6.1.7600.21228

271,632

07-Jun-2012

05:27

x86

Fveapibase.dll

6.1.7600.21228

104,448

07-Jun-2012

04:42

x86

Fveapi.dll

6.1.7601.22013

271,632

07-Jun-2012

05:06

x86

Fveapibase.dll

6.1.7601.22013

104,448

07-Jun-2012

04:32

x86

For all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

File name

File version

File size

Date

Time

Platform

Fveapi.dll

6.1.7600.21228

344,544

07-Jun-2012

05:56

x64

Fveapibase.dll

6.1.7600.21228

113,152

07-Jun-2012

05:31

x64

Fveapi.dll

6.1.7601.22013

345,568

07-Jun-2012

05:56

x64

Fveapibase.dll

6.1.7601.22013

113,152

07-Jun-2012

05:37

x64

For all supported IA-64-based versions of Windows Server 2008 R2

File name

File version

File size

Date

Time

Platform

Fveapi.dll

6.1.7600.21228

711,760

07-Jun-2012

04:51

IA-64

Fveapibase.dll

6.1.7600.21228

238,592

07-Jun-2012

04:20

IA-64

Fveapi.dll

6.1.7601.22013

711,760

07-Jun-2012

04:42

IA-64

Fveapibase.dll

6.1.7601.22013

238,592

07-Jun-2012

04:18

IA-64

Status

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

More Information

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:

824684Description of the standard terminology that is used to describe Microsoft software updatesFor more information about how to deny all access to removable devices or media, go to the following Microsoft website:

General information about how to deny all access to removable devices or mediaFor more information about BitLocker Drive Encryption, go to the following Microsoft website:

General information about BitLocker Drive Encryption

Additional file information

Additional file information for Windows 7 and for Windows Server 2008 R2

Additional files for all supported x86-based versions of Windows 7

File name

X86_0dd975ad3c532de6c5779def0a525918_31bf3856ad364e35_6.1.7601.22013_none_eaaeccd7ce7821f4.manifest

File version

Not applicable

File size

706

Date (UTC)

07-Jun-2012

Time (UTC)

09:08

Platform

Not applicable

File name

X86_2497e26c72541be87424094d1430fc87_31bf3856ad364e35_6.1.7600.21228_none_fd854a7c741b0f1a.manifest

File version

Not applicable

File size

706

Date (UTC)

07-Jun-2012

Time (UTC)

09:08

Platform

Not applicable

File name

X86_microsoft-windows-securestartup-core_31bf3856ad364e35_6.1.7600.21228_none_357e5ea96c5cf1bf.manifest

File version

Not applicable

File size

9,053

Date (UTC)

07-Jun-2012

Time (UTC)

06:49

Platform

Not applicable

File name

X86_microsoft-windows-securestartup-core_31bf3856ad364e35_6.1.7601.22013_none_376a8a29697fc307.manifest

File version

Not applicable

File size

9,053

Date (UTC)

07-Jun-2012

Time (UTC)

05:51

Platform

Not applicable

Additional files for all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

File name

Amd64_88207cb92e11ed53621e5d0ffad222d0_31bf3856ad364e35_6.1.7601.22013_none_7d4ed037ad07e48d.manifest

File version

Not applicable

File size

710

Date (UTC)

07-Jun-2012

Time (UTC)

09:08

Platform

Not applicable

File name

Amd64_b0ede7a4e87af9f4d7144567f344542d_31bf3856ad364e35_6.1.7600.21228_none_e58069a6b146a962.manifest

File version

Not applicable

File size

710

Date (UTC)

07-Jun-2012

Time (UTC)

09:08

Platform

Not applicable

File name

Amd64_microsoft-windows-securestartup-core_31bf3856ad364e35_6.1.7600.21228_none_919cfa2d24ba62f5.manifest

File version

Not applicable

File size

9,057

Date (UTC)

07-Jun-2012

Time (UTC)

06:43

Platform

Not applicable

File name

Amd64_microsoft-windows-securestartup-core_31bf3856ad364e35_6.1.7601.22013_none_938925ad21dd343d.manifest

File version

Not applicable

File size

9,057

Date (UTC)

07-Jun-2012

Time (UTC)

06:47

Platform

Not applicable

Additional files for all supported IA-64-based versions of Windows Server 2008 R2

File name

Ia64_6d3ada259cc075c0f0b3ae4703ccee8c_31bf3856ad364e35_6.1.7600.21228_none_1e9c13c6e65e4800.manifest

File version

Not applicable

File size

708

Date (UTC)

07-Jun-2012

Time (UTC)

09:08

Platform

Not applicable

File name

Ia64_9426bc43fb146bfdc714f510f00d09c6_31bf3856ad364e35_6.1.7601.22013_none_24365a1d2b3a2a4d.manifest

File version

Not applicable

File size

708

Date (UTC)

07-Jun-2012

Time (UTC)

09:08

Platform

Not applicable

File name

Ia64_microsoft-windows-securestartup-core_31bf3856ad364e35_6.1.7600.21228_none_3580029f6c5afabb.manifest

File version

Not applicable

File size

9,055

Date (UTC)

07-Jun-2012

Time (UTC)

06:00

Platform

Not applicable

File name

Ia64_microsoft-windows-securestartup-core_31bf3856ad364e35_6.1.7601.22013_none_376c2e1f697dcc03.manifest

File version

Not applicable

File size

9,055

Date (UTC)

07-Jun-2012

Time (UTC)

05:53

Platform

Not applicable

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