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The CTRL and ALT keys in a Terminal Service session get stuck when you unlock a local computer

View products that this article applies to.

Symptoms

Consider the following scenario:
  • On a local computer, you log on to a remote computer through a Remote Desktop Connection (RDC) session.
  • You press CTRL+ALT+DELETE to lock the local computer.
  • You unlock the local computer from an idle state after a period of inactivity.
  • You return to the Terminal Services session.
In this scenario, the Terminal Services session behaves as if the CTRL and ALT keys are pressed.

For example, after you return to the Terminal Services session, you press the DELETE key while you are working. In this example, the Terminal Services session assumes that you have just pressed CTRL+ALT+DELETE.

Note This issue occurs if the following conditions are true when the computer is locked:
  • The local area network is disconnected and then reconnected.
  • The Terminal Services session requires to be reconnected.

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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=support
Note 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 Vista Service Pack 1 (SP1)
  • Windows Vista Service Pack 2 (SP2)
  • Windows Server 2008
  • Windows Server 2008 Service Pack 2 (SP2)

For more information about how to obtain a Windows XP service pack, click the following article number to view the article in the Microsoft Knowledge Base:

322389 How to obtain the latest Windows XP service pack

For more information about how to obtain a Windows Vista service pack, click the following article number to view the article in the Microsoft Knowledge Base:

935791 How to obtain the latest Windows Vista service pack

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

968849 How to obtain the latest service pack for Windows Server 2008

Restart requirement

You do not have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

File information

The English (United States) 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 XP file information notes
  • In addition to the files that are listed in these tables, this hotfix also installs an associated security catalog file (KBnumber.cat) that is signed with a Microsoft digital signature.
Windows Vista and Windows Server 2008 file information notes
Important Windows Vista hotfixes and Windows Server 2008 hotfixes are included in the same packages. However, only "Windows Vista" is listed on the Hotfix Request page. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows Vista" 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.
    VersionProductSR_LevelService branch
    6.0.600
    0.
    20xxx    		Windows VistaRTMLDR
    6.0.600
    1.
    22xxx    		Windows Vista and Windows Server 2008SP1LDR
    6.0.600
    2.
    22xxx    		Windows Vista and Windows Server 2008SP2LDR
  • Service Pack 1 is integrated into the release version of Windows Server 2008. Therefore, RTM milestone files apply only to Windows Vista. RTM milestone files have a 6.0.0000.xxxxxx version number.
  • 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 and for Windows Vista" section. MUM files 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 Server 2008 and of Windows Vista
File nameFile versionFile sizeDateTimePlatform
Aaclient.dll6.0.6001.22598136,19206-Jan-201017:18x86
Aaclient.mof1,09701-Apr-200918:53Not applicable
Mstscax.dll6.0.6001.225982,068,99206-Jan-201017:22x86
Mstscax.mof1,96701-Apr-200918:54Not applicable
Tsgqec.dll6.0.6001.2259853,24806-Jan-201017:24x86
Aaclient.dll6.0.6002.22303136,19206-Jan-201016:01x86
Aaclient.mof1,09703-Apr-200920:41Not applicable
Mstscax.dll6.0.6002.223032,068,99206-Jan-201016:04x86
Mstscax.mof1,96703-Apr-200920:42Not applicable
Tsgqec.dll6.0.6002.2230353,24806-Jan-201016:07x86
For all supported x64-based versions of Windows Server 2008 and of Windows Vista
File nameFile versionFile sizeDateTimePlatform
Aaclient.dll6.0.6001.22598151,55206-Jan-201016:41x64
Aaclient.mof1,09701-Apr-200915:54Not applicable
Mstscax.dll6.0.6001.225982,426,36806-Jan-201016:46x64
Mstscax.mof1,96701-Apr-200915:55Not applicable
Tsgqec.dll6.0.6001.2259845,05606-Jan-201016:48x64
Aaclient.dll6.0.6002.22303151,55206-Jan-201016:05x64
Aaclient.mof1,09703-Apr-200920:39Not applicable
Mstscax.dll6.0.6002.223032,426,36806-Jan-201016:07x64
Mstscax.mof1,96703-Apr-200920:40Not applicable
Tsgqec.dll6.0.6002.2230345,05606-Jan-201016:09x64
For all supported IA-64-based versions of Windows Server 2008
File nameFile versionFile sizeDateTimePlatform
Aaclient.dll6.0.6001.22598298,49606-Jan-201017:03IA-64
Aaclient.mof1,09701-Apr-200915:54Not applicable
Mstscax.dll6.0.6001.225984,937,72806-Jan-201017:08IA-64
Mstscax.mof1,96701-Apr-200915:56Not applicable
Tsgqec.dll6.0.6001.2259880,38406-Jan-201017:10IA-64
Aaclient.dll6.0.6002.22303298,49606-Jan-201015:52IA-64
Aaclient.mof1,09703-Apr-200920:39Not applicable
Mstscax.dll6.0.6002.223034,937,72806-Jan-201015:56IA-64
Mstscax.mof1,96703-Apr-200920:40Not applicable
Tsgqec.dll6.0.6002.2230380,38406-Jan-201015:59IA-64

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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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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 Vista and for Windows Server 2008

Additional files for all supported x86-based versions of Windows Vista and of Windows Server 2008
File nameX86_2a373069370490779bceded27a407997_31bf3856ad364e35_6.0.6002.22303_none_622b8b12c513272b.manifest
File versionNot applicable
File size722
Date (UTC)07-Jan-2010
Time (UTC)05:07
PlatformNot applicable
File nameX86_98162118b99a26e506dc2b08538b4c6f_31bf3856ad364e35_6.0.6001.22598_none_25fe3b22b49a94b3.manifest
File versionNot applicable
File size722
Date (UTC)07-Jan-2010
Time (UTC)05:07
PlatformNot applicable
File nameX86_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.0.6001.22598_none_301e5f23df079114.manifest
File versionNot applicable
File size235,762
Date (UTC)06-Jan-2010
Time (UTC)19:35
PlatformNot applicable
File nameX86_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.0.6002.22303_none_326120cbdbe96933.manifest
File versionNot applicable
File size235,762
Date (UTC)06-Jan-2010
Time (UTC)19:12
PlatformNot applicable
Additional files for all supported x64-based versions of Windows Vista and of Windows Server 2008
File nameAmd64_1c1be672b6fcaf9a1b2bc8e806fb430f_31bf3856ad364e35_6.0.6002.22303_none_3f3b49754f036f1e.manifest
File versionNot applicable
File size1,092
Date (UTC)07-Jan-2010
Time (UTC)05:07
PlatformNot applicable
File nameAmd64_fe9ce047e027357a433e992fb55cda36_31bf3856ad364e35_6.0.6001.22598_none_7cf1ed5588110d83.manifest
File versionNot applicable
File size1,092
Date (UTC)07-Jan-2010
Time (UTC)05:07
PlatformNot applicable
File nameAmd64_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.0.6001.22598_none_8c3cfaa79765024a.manifest
File versionNot applicable
File size235,828
Date (UTC)06-Jan-2010
Time (UTC)19:18
PlatformNot applicable
File nameAmd64_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.0.6002.22303_none_8e7fbc4f9446da69.manifest
File versionNot applicable
File size235,828
Date (UTC)06-Jan-2010
Time (UTC)19:12
PlatformNot applicable
Additional files for all supported IA-64-based versions of Windows Server 2008
File nameIa64_3d1e0c816cbe255806098fad40c96f7a_31bf3856ad364e35_6.0.6001.22598_none_81b1e80843493325.manifest
File versionNot applicable
File size1,090
Date (UTC)07-Jan-2010
Time (UTC)05:07
PlatformNot applicable
File nameIa64_fc49d7d00cba0543927fa5c9300f1ba5_31bf3856ad364e35_6.0.6002.22303_none_a709c958563f62e8.manifest
File versionNot applicable
File size1,090
Date (UTC)07-Jan-2010
Time (UTC)05:07
PlatformNot applicable
File nameIa64_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.0.6001.22598_none_30200319df059a10.manifest
File versionNot applicable
File size235,795
Date (UTC)06-Jan-2010
Time (UTC)19:16
PlatformNot applicable
File nameIa64_microsoft-windows-t..s-clientactivexcore_31bf3856ad364e35_6.0.6002.22303_none_3262c4c1dbe7722f.manifest
File versionNot applicable
File size235,795
Date (UTC)06-Jan-2010
Time (UTC)18:56
PlatformNot applicable

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Keywords: kb, kbsurveynew, kbexpertiseadvanced, kbqfe, kbautohotfix, kbhotfixserver, kbfix

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Article Info
Article ID : 978829
Revision : 5
Created on : 9/18/2018
Published on : 9/18/2018
Exists online : False
Views : 359