Error message when you start a program that must run with elevated permissions on a Windows Vista-based computer: "The directory name is invalid"


When you try to start a program that must run with elevated permissions on a Windows Vista-based computer, you may receive an error message that resembles the following:
The directory name is invalid.
This issue occurs if the following conditions are true:
  • User Access Control (UAC) is enabled.
  • The system Temp folder does not exist.

    Note Typically, the system Temp folder resides in the following location
    %windir%\Temp directory


Service pack information

To resolve this problem, obtain the latest service pack for Windows Vista.

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

935791 How to obtain the latest Windows Vista service pack

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 this specific problem. 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: 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.


No prerequisites are required.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other previously released hotfixes.

Registry information

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

File information

The English 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.
Windows Vista, x86-based versions
File nameFile versionFile sizeDateTimePlatform
Update.mumNot Applicable2,00207-Mar-200818:31Not Applicable
X86_fc3924aa3dd493dac8ffe8898bb05640_31bf3856ad364e35_6.0.6000.20787_none_c1ba08403eb9572e.manifestNot Applicable69507-Mar-200818:31Not Applicable
X86_microsoft-windows-wininit_31bf3856ad364e35_6.0.6000.20787_none_2f46999a20824664.manifestNot Applicable10,77707-Mar-200805:44Not Applicable
Windows Vista, x64-based versions
File nameFile versionFile sizeDateTimePlatform
Amd64_a99a75f069eaa971fc39b8ef9014e63b_31bf3856ad364e35_6.0.6000.20787_none_7e9b69119fe30bc8.manifestNot Applicable69907-Mar-200818:31Not Applicable
Amd64_fc3924aa3dd493dac8ffe8898bb05640_31bf3856ad364e35_6.0.6000.20787_none_1dd8a3c3f716c864.manifestNot Applicable69707-Mar-200818:31Not Applicable
Amd64_microsoft-windows-wininit_31bf3856ad364e35_6.0.6000.20787_none_8b65351dd8dfb79a.manifestNot Applicable10,80707-Mar-200805:42Not Applicable
Package_1_for_kb945802~31bf3856ad364e35~amd64~~ Applicable1,79407-Mar-200818:31Not Applicable
Package_2_for_kb945802~31bf3856ad364e35~amd64~~ Applicable2,01307-Mar-200818:31Not Applicable
Update.mumNot Applicable1,92507-Mar-200818:31Not Applicable


To work around this problem, manually re-create the Temp folder, and make sure that this folder is assigned the correct permissions.

For more information about how to do this, click the following article number to view the article in the Microsoft Knowledge Base:

932142 You cannot install some programs after you restore Windows Vista by using a Windows Complete PC Backup and Restore image


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, 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


문서 ID: 945802 - 마지막 검토: 2011. 10. 8. - 수정: 1