Symptoms

Consider the following scenario:

  • You have a computer that is running Windows 7 or Windows Server 2008 R2.

  • You configure the desktop to use a screen resolution of 1366 × 768 pixels.

  • You use Remote Desktop Connection (RDC) to connect to a remote desktop. You configure the remote desktop to display in Full-Screen mode.

  • You change the focus from the remote desktop to the native desktop.

  • You change the focus back to the remote desktop.

In this scenario, the remote desktop is not displayed in Full-Screen Mode in RDC.

Cause

This issue occurs because of an error in Mstsc.exe.

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 Web site:

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 Service Pack 1 (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:

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

Registry information

To use the hotfix in this package, 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 does not replace a previously released hotfix.

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


  • The files that apply to a specific product, milestone (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 Server 2008 R2 and for Windows 7" section. MUM and MANIFEST files, and the associated security catalog (.cat) files, are extremely important to maintain the state of the updated components. 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

Wksprt.exe

6.1.7600.21010

223,744

16-Jul-2011

03:04

x86

Wksprt.exe

6.1.7601.21772

223,744

16-Jul-2011

03:29

x86

Mstsc.exe

6.1.7600.21010

1,037,824

16-Jul-2011

04:23

x86

Mstsc.mof

Not applicable

1,199

22-Jul-2009

23:03

Not applicable

Mstsc.exe

6.1.7601.21772

1,051,648

16-Jul-2011

04:50

x86

Mstsc.mof

Not applicable

1,199

12-Nov-2010

23:41

Not applicable

Aaclient.dll

6.1.7600.21010

131,584

16-Jul-2011

04:23

x86

Aaclient.mof

Not applicable

1,261

22-Jul-2009

22:58

Not applicable

Mstscax.dll

6.1.7600.21010

2,705,408

16-Jul-2011

04:26

x86

Mstscax.mof

Not applicable

2,054

22-Jul-2009

23:02

Not applicable

Tsgqec.dll

6.1.7600.21010

36,864

16-Jul-2011

04:28

x86

Aaclient.dll

6.1.7601.21772

131,584

16-Jul-2011

04:51

x86

Aaclient.mof

Not applicable

1,261

12-Nov-2010

23:37

Not applicable

Mstscax.dll

6.1.7601.21772

3,217,408

16-Jul-2011

04:55

x86

Mstscax.mof

Not applicable

2,054

12-Nov-2010

23:49

Not applicable

Tsgqec.dll

6.1.7601.21772

36,864

16-Jul-2011

04:58

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

Wksprt.exe

6.1.7600.21010

248,832

16-Jul-2011

03:44

x64

Wksprt.exe

6.1.7601.21772

249,344

16-Jul-2011

03:44

x64

Mstsc.exe

6.1.7600.21010

1,101,312

16-Jul-2011

05:18

x64

Mstsc.mof

Not applicable

1,199

22-Jul-2009

23:22

Not applicable

Mstsc.exe

6.1.7601.21772

1,119,744

16-Jul-2011

05:24

x64

Mstsc.mof

Not applicable

1,199

12-Nov-2010

23:42

Not applicable

Aaclient.dll

6.1.7600.21010

158,720

16-Jul-2011

05:19

x64

Aaclient.mof

Not applicable

1,261

22-Jul-2009

23:18

Not applicable

Mstscax.dll

6.1.7600.21010

3,156,480

16-Jul-2011

05:22

x64

Mstscax.mof

Not applicable

2,054

22-Jul-2009

23:20

Not applicable

Tsgqec.dll

6.1.7600.21010

44,032

16-Jul-2011

05:25

x64

Aaclient.dll

6.1.7601.21772

158,720

16-Jul-2011

05:25

x64

Aaclient.mof

Not applicable

1,261

12-Nov-2010

23:39

Not applicable

Mstscax.dll

6.1.7601.21772

3,718,144

16-Jul-2011

05:28

x64

Mstscax.mof

Not applicable

2,054

12-Nov-2010

23:47

Not applicable

Tsgqec.dll

6.1.7601.21772

44,032

16-Jul-2011

05:32

x64

Mstsc.exe

6.1.7600.21010

1,037,824

16-Jul-2011

04:23

x86

Mstsc.mof

Not applicable

1,199

22-Jul-2009

23:03

Not applicable

Mstsc.exe

6.1.7601.21772

1,051,648

16-Jul-2011

04:50

x86

Mstsc.mof

Not applicable

1,199

12-Nov-2010

23:41

Not applicable

Aaclient.dll

6.1.7600.21010

131,584

16-Jul-2011

04:23

x86

Aaclient.mof

Not applicable

1,261

22-Jul-2009

22:58

Not applicable

Mstscax.dll

6.1.7600.21010

2,705,408

16-Jul-2011

04:26

x86

Mstscax.mof

Not applicable

2,054

22-Jul-2009

23:02

Not applicable

Tsgqec.dll

6.1.7600.21010

36,864

16-Jul-2011

04:28

x86

Aaclient.dll

6.1.7601.21772

131,584

16-Jul-2011

04:51

x86

Aaclient.mof

Not applicable

1,261

12-Nov-2010

23:37

Not applicable

Mstscax.dll

6.1.7601.21772

3,217,408

16-Jul-2011

04:55

x86

Mstscax.mof

Not applicable

2,054

12-Nov-2010

23:49

Not applicable

Tsgqec.dll

6.1.7601.21772

36,864

16-Jul-2011

04:58

x86

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

File name

File version

File size

Date

Time

Platform

Wksprt.exe

6.1.7600.21010

457,216

16-Jul-2011

02:56

IA-64

Wksprt.exe

6.1.7601.21772

456,704

16-Jul-2011

03:00

IA-64

Mstsc.exe

6.1.7600.21010

1,668,608

16-Jul-2011

04:00

IA-64

Mstsc.mof

Not applicable

1,199

22-Jul-2009

23:47

Not applicable

Mstsc.exe

6.1.7601.21772

1,703,424

16-Jul-2011

04:11

IA-64

Mstsc.mof

Not applicable

1,199

12-Nov-2010

23:42

Not applicable

Aaclient.dll

6.1.7600.21010

339,968

16-Jul-2011

04:01

IA-64

Aaclient.mof

Not applicable

1,261

22-Jul-2009

23:44

Not applicable

Mstscax.dll

6.1.7600.21010

6,093,312

16-Jul-2011

04:03

IA-64

Mstscax.mof

Not applicable

2,054

22-Jul-2009

23:46

Not applicable

Tsgqec.dll

6.1.7600.21010

97,792

16-Jul-2011

04:06

IA-64

Aaclient.dll

6.1.7601.21772

339,968

16-Jul-2011

04:11

IA-64

Aaclient.mof

Not applicable

1,261

12-Nov-2010

23:39

Not applicable

Mstscax.dll

6.1.7601.21772

6,308,864

16-Jul-2011

04:15

IA-64

Mstscax.mof

Not applicable

2,054

12-Nov-2010

23:46

Not applicable

Tsgqec.dll

6.1.7601.21772

97,792

16-Jul-2011

04:18

IA-64

Mstsc.exe

6.1.7600.21010

1,037,824

16-Jul-2011

04:23

x86

Mstsc.mof

Not applicable

1,199

22-Jul-2009

23:03

Not applicable

Mstsc.exe

6.1.7601.21772

1,051,648

16-Jul-2011

04:50

x86

Mstsc.mof

Not applicable

1,199

12-Nov-2010

23:41

Not applicable

Aaclient.dll

6.1.7600.21010

131,584

16-Jul-2011

04:23

x86

Aaclient.mof

Not applicable

1,261

22-Jul-2009

22:58

Not applicable

Mstscax.dll

6.1.7600.21010

2,705,408

16-Jul-2011

04:26

x86

Mstscax.mof

Not applicable

2,054

22-Jul-2009

23:02

Not applicable

Tsgqec.dll

6.1.7600.21010

36,864

16-Jul-2011

04:28

x86

Aaclient.dll

6.1.7601.21772

131,584

16-Jul-2011

04:51

x86

Aaclient.mof

Not applicable

1,261

12-Nov-2010

23:37

Not applicable

Mstscax.dll

6.1.7601.21772

3,217,408

16-Jul-2011

04:55

x86

Mstscax.mof

Not applicable

2,054

12-Nov-2010

23:49

Not applicable

Tsgqec.dll

6.1.7601.21772

36,864

16-Jul-2011

04:58

x86

Workaround

To work around this issue, do not set the screen resolution to 1366 × 768 pixels.

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:

824684 Description of the standard terminology that is used to describe Microsoft software updates

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

Update.mum

File version

Not applicable

File size

2,324

Date (UTC)

16-Jul-2011

Time (UTC)

08:31

Platform

Not applicable

File name

X86_48874c558a667ec8c0f05d2d80233ae4_31bf3856ad364e35_6.1.7601.21772_none_bedbd4380e57665b.manifest

File version

Not applicable

File size

1,458

Date (UTC)

16-Jul-2011

Time (UTC)

08:31

Platform

Not applicable

File name

X86_e4433e7ea0eb92bab4c3d42919dbd16b_31bf3856ad364e35_6.1.7600.21010_none_174e24ff9cca4377.manifest

File version

Not applicable

File size

1,458

Date (UTC)

16-Jul-2011

Time (UTC)

08:31

Platform

Not applicable

File name

X86_microsoft-windows-t..es-workspaceruntime_31bf3856ad364e35_6.1.7600.21010_none_270bbd4d577f5166.manifest

File version

Not applicable

File size

8,960

Date (UTC)

16-Jul-2011

Time (UTC)

04:53

Platform

Not applicable

File name

X86_microsoft-windows-t..es-workspaceruntime_31bf3856ad364e35_6.1.7601.21772_none_28b3633d54d46464.manifest

File version

Not applicable

File size

8,960

Date (UTC)

16-Jul-2011

Time (UTC)

05:23

Platform

Not applicable

File name

X86_microsoft-windows-t..minalservicesclient_31bf3856ad364e35_6.1.7600.21010_none_4e82d0259b54a7f4.manifest

File version

Not applicable

File size

21,618

Date (UTC)

16-Jul-2011

Time (UTC)

04:59

Platform

Not applicable

File name

X86_microsoft-windows-t..minalservicesclient_31bf3856ad364e35_6.1.7601.21772_none_502a761598a9baf2.manifest

File version

Not applicable

File size

21,618

Date (UTC)

16-Jul-2011

Time (UTC)

05:26

Platform

Not applicable

File name

X86_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.1.7600.21010_none_30948a4d3fe54e73.manifest

File version

Not applicable

File size

131,498

Date (UTC)

16-Jul-2011

Time (UTC)

04:59

Platform

Not applicable

File name

X86_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.1.7601.21772_none_323c303d3d3a6171.manifest

File version

Not applicable

File size

131,889

Date (UTC)

16-Jul-2011

Time (UTC)

05:27

Platform

Not applicable

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

File name

Amd64_965367f9e708faf432a6f22b9ee9ce96_31bf3856ad364e35_6.1.7601.21772_none_2f333750cbcde1bc.manifest

File version

Not applicable

File size

2,205

Date (UTC)

16-Jul-2011

Time (UTC)

08:31

Platform

Not applicable

File name

Amd64_c0d04bcfdfbe4cfbd1ec3da21a56414b_31bf3856ad364e35_6.1.7600.21010_none_0801ac3de5358f5e.manifest

File version

Not applicable

File size

2,205

Date (UTC)

16-Jul-2011

Time (UTC)

08:31

Platform

Not applicable

File name

Amd64_microsoft-windows-t..es-workspaceruntime_31bf3856ad364e35_6.1.7600.21010_none_832a58d10fdcc29c.manifest

File version

Not applicable

File size

10,551

Date (UTC)

16-Jul-2011

Time (UTC)

05:53

Platform

Not applicable

File name

Amd64_microsoft-windows-t..es-workspaceruntime_31bf3856ad364e35_6.1.7601.21772_none_84d1fec10d31d59a.manifest

File version

Not applicable

File size

10,551

Date (UTC)

16-Jul-2011

Time (UTC)

06:10

Platform

Not applicable

File name

Amd64_microsoft-windows-t..minalservicesclient_31bf3856ad364e35_6.1.7600.21010_none_aaa16ba953b2192a.manifest

File version

Not applicable

File size

21,624

Date (UTC)

16-Jul-2011

Time (UTC)

05:56

Platform

Not applicable

File name

Amd64_microsoft-windows-t..minalservicesclient_31bf3856ad364e35_6.1.7601.21772_none_ac49119951072c28.manifest

File version

Not applicable

File size

21,624

Date (UTC)

16-Jul-2011

Time (UTC)

06:16

Platform

Not applicable

File name

Amd64_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.1.7600.21010_none_8cb325d0f842bfa9.manifest

File version

Not applicable

File size

131,504

Date (UTC)

16-Jul-2011

Time (UTC)

05:57

Platform

Not applicable

File name

Amd64_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.1.7601.21772_none_8e5acbc0f597d2a7.manifest

File version

Not applicable

File size

131,895

Date (UTC)

16-Jul-2011

Time (UTC)

06:19

Platform

Not applicable

File name

Update.mum

File version

Not applicable

File size

2,340

Date (UTC)

16-Jul-2011

Time (UTC)

08:31

Platform

Not applicable

File name

Wow64_microsoft-windows-t..minalservicesclient_31bf3856ad364e35_6.1.7600.21010_none_b4f615fb8812db25.manifest

File version

Not applicable

File size

13,023

Date (UTC)

16-Jul-2011

Time (UTC)

04:46

Platform

Not applicable

File name

Wow64_microsoft-windows-t..minalservicesclient_31bf3856ad364e35_6.1.7601.21772_none_b69dbbeb8567ee23.manifest

File version

Not applicable

File size

13,023

Date (UTC)

16-Jul-2011

Time (UTC)

05:16

Platform

Not applicable

File name

X86_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.1.7600.21010_none_30948a4d3fe54e73.manifest

File version

Not applicable

File size

131,498

Date (UTC)

16-Jul-2011

Time (UTC)

04:59

Platform

Not applicable

File name

X86_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.1.7601.21772_none_323c303d3d3a6171.manifest

File version

Not applicable

File size

131,889

Date (UTC)

16-Jul-2011

Time (UTC)

05:27

Platform

Not applicable

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

File name

Ia64_3ee65aa4588773f5f5a6f0565394a889_31bf3856ad364e35_6.1.7600.21010_none_318fd4f39d3c9ca0.manifest

File version

Not applicable

File size

2,201

Date (UTC)

16-Jul-2011

Time (UTC)

08:31

Platform

Not applicable

File name

Ia64_faa464ed1ca3ac09b7ddc1de8a82fa61_31bf3856ad364e35_6.1.7601.21772_none_65c06692f9acc4ee.manifest

File version

Not applicable

File size

2,201

Date (UTC)

16-Jul-2011

Time (UTC)

08:31

Platform

Not applicable

File name

Ia64_microsoft-windows-t..es-workspaceruntime_31bf3856ad364e35_6.1.7600.21010_none_270d6143577d5a62.manifest

File version

Not applicable

File size

10,549

Date (UTC)

16-Jul-2011

Time (UTC)

05:42

Platform

Not applicable

File name

Ia64_microsoft-windows-t..es-workspaceruntime_31bf3856ad364e35_6.1.7601.21772_none_28b5073354d26d60.manifest

File version

Not applicable

File size

10,549

Date (UTC)

16-Jul-2011

Time (UTC)

06:10

Platform

Not applicable

File name

Ia64_microsoft-windows-t..minalservicesclient_31bf3856ad364e35_6.1.7600.21010_none_4e84741b9b52b0f0.manifest

File version

Not applicable

File size

21,621

Date (UTC)

16-Jul-2011

Time (UTC)

05:46

Platform

Not applicable

File name

Ia64_microsoft-windows-t..minalservicesclient_31bf3856ad364e35_6.1.7601.21772_none_502c1a0b98a7c3ee.manifest

File version

Not applicable

File size

21,621

Date (UTC)

16-Jul-2011

Time (UTC)

06:12

Platform

Not applicable

File name

Ia64_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.1.7600.21010_none_30962e433fe3576f.manifest

File version

Not applicable

File size

131,501

Date (UTC)

16-Jul-2011

Time (UTC)

05:47

Platform

Not applicable

File name

Ia64_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.1.7601.21772_none_323dd4333d386a6d.manifest

File version

Not applicable

File size

131,892

Date (UTC)

16-Jul-2011

Time (UTC)

06:13

Platform

Not applicable

File name

Update.mum

File version

Not applicable

File size

1,947

Date (UTC)

16-Jul-2011

Time (UTC)

08:31

Platform

Not applicable

File name

Wow64_microsoft-windows-t..minalservicesclient_31bf3856ad364e35_6.1.7600.21010_none_b4f615fb8812db25.manifest

File version

Not applicable

File size

13,023

Date (UTC)

16-Jul-2011

Time (UTC)

04:46

Platform

Not applicable

File name

Wow64_microsoft-windows-t..minalservicesclient_31bf3856ad364e35_6.1.7601.21772_none_b69dbbeb8567ee23.manifest

File version

Not applicable

File size

13,023

Date (UTC)

16-Jul-2011

Time (UTC)

05:16

Platform

Not applicable

File name

X86_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.1.7600.21010_none_30948a4d3fe54e73.manifest

File version

Not applicable

File size

131,498

Date (UTC)

16-Jul-2011

Time (UTC)

04:59

Platform

Not applicable

File name

X86_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.1.7601.21772_none_323c303d3d3a6171.manifest

File version

Not applicable

File size

131,889

Date (UTC)

16-Jul-2011

Time (UTC)

05:27

Platform

Not applicable

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