The code page changes after you start a Windows-based application at a Command Prompt in Windows 7 SP1

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Article ID: 2601207 - View products that this article applies to.
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SYMPTOMS

Assume that you start a Windows-based application at a command prompt on a computer that is running Windows 7 Service Pack 1 (SP1). In this situation, the initial code page for the Windows-based application may be changed. Additionally, the command prompt may display incorrect output.

Notes
  • To display the number of the active code page, run the chcp command.
  • This issue is known to occur in Russian versions of Windows 7 SP1. This issue may also occur on other localized versions of Windows 7 SP1.

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 Windows 7 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 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:
    Collapse this tableExpand this table
    VersionProductMilestoneService branch
    6.1.760 1.21xxxWindows 7SP1LDR
  • 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" 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
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Ntvdm.exe6.1.7601.21798526,84825-Aug-201105:37x86

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

Additional files for all supported x86-based versions of Windows 7
Collapse this tableExpand this table
File nameX86_0b714bdef239111b273a479ef28570a0_31bf3856ad364e35_7.1.7601.21798_none_8704389191d355f7.manifest
File versionNot Applicable
File size702
Date (UTC)25-Aug-2011
Time (UTC)08:28
File nameX86_ca1745f6e51e30f6cce37d114b920994_31bf3856ad364e35_6.1.7601.21798_none_2f0ce095b1424545.manifest
File versionNot Applicable
File size702
Date (UTC)25-Aug-2011
Time (UTC)08:28
File nameX86_microsoft-windows-ntvdm-system32_31bf3856ad364e35_6.1.7601.21798_none_004c037eea2ad27c.manifest
File versionNot Applicable
File size111,067
Date (UTC)25-Aug-2011
Time (UTC)08:28
File nameX86_microsoft-windows-ntvdm-system32_31bf3856ad364e35_7.1.7601.21798_none_f1bc7fc475117b4b.manifest
File versionNot Applicable
File size110,059
Date (UTC)25-Aug-2011
Time (UTC)08:28

Properties

Article ID: 2601207 - Last Review: October 13, 2011 - Revision: 1.0
APPLIES TO
  • Windows 7 Enterprise
  • Windows 7 Home Basic
  • Windows 7 Home Premium
  • Windows 7 Professional
  • Windows 7 Starter
  • Windows 7 Ultimate
Keywords: 
kbautohotfix kbqfe kbhotfixserver kbfix kbsurveynew kbexpertiseinter KB2601207

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