Relative file: URIs of the form "/<DriveLetter>:/<path>/<FileName>" do not resolve correctly in Internet Explorer 7

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Article ID: 933105 - View products that this article applies to.
Important This article contains information about how to modify the registry. Make sure that you back up the registry before you modify it. Make sure that you know how to restore the registry if a problem occurs. For more information about how to back up, restore, and modify the registry, click the following article number to view the article in the Microsoft Knowledge Base:
256986 Description of the Microsoft Windows registry
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SYMPTOMS

On a computer that is running Windows Internet Explorer 7, a relative URI such as "/X:/path/file.txt" in the context of an absolute file URI such as "file:///Y:/default.htm" will incorrectly resolve to the following:
file:///Y:/X:/path/file.txt
You expect the relative URI to resolve to the following:
file:///X:/path/file.txt

RESOLUTION

Windows Vista 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

Windows Vista 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:
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 have Internet Explorer 7 installed.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

Registry information

After you apply this hotfix, you must modify the registry according to the instructions in the "How to enable this hotfix" section.

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.
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Update.mumNot applicable2,02325-Feb-200719:33Not applicable
X86_d77e4d322442e06c11024d66a3cbaf5d_31bf3856ad364e35_6.0.6000.20544_none_39ab66e8b14b2ded.manifestNot applicable72425-Feb-200719:33Not applicable
X86_microsoft-windows-i..ersandsecurityzones_31bf3856ad364e35_6.0.6000.20544_none_b35f33acf2ddd4fe.manifestNot applicable282,79425-Feb-200719:35Not applicable
Urlmon.dll7.0.6000.205441,153,02424-Feb-200702:58x86

Windows Server 2003 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:
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 have Internet Explorer 7 installed.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

Registry information

After you apply this hotfix, you must modify the registry according to the instructions in the "How to enable this hotfix" section.

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.
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Urlmon.dll7.0.6000.205441,153,02410-Mar-200702:45x86

Windows XP 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:
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 have Internet Explorer 7 installed.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

Registry information

After you apply this hotfix, you must modify the registry according to the instructions in the "How to enable this hotfix" section.

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.
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Urlmon.dll7.0.6000.205441,153,02401-Mar-200704:27x86

How to enable this hotfix

Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall the operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.
  1. Click Start, click Run, type Regedit, and then click OK.
  2. Locate and then click one of the following registry subkeys, depending on whether you want to enable the hotfix for all users or for only the current user.
    All users
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl


    Current user only
    HKEY_CURRENT_USER\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl
  3. On the Edit menu, click New, and then click Key.
  4. Type FEATURE_IGNORE_LEADING_FILE_SEPARATOR_IN_URI_KB933105, and then press ENTER.
  5. Right-click FEATURE_IGNORE_LEADING_FILE_SEPARATOR_IN_URI_KB933105, point to New, and then click DWORD Value.
  6. Type IExplore.exe, and then press ENTER.
  7. Right-click IExplore.exe, and then click Modify.
  8. Type 1 in the Value data box, and then click OK.
  9. Exit Registry Editor.
  10. Restart the computer.

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Windows Vista Service Pack 1.

MORE INFORMATION

For more information about the terms that are used to describe software updates, 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

Properties

Article ID: 933105 - Last Review: May 16, 2008 - Revision: 3.1
APPLIES TO
  • Windows Internet Explorer 7, when used with:
    • Windows Vista Home Premium
    • Windows Vista Ultimate
    • Windows Vista Business
    • Windows Vista Enterprise
    • Microsoft Windows Server 2003, Standard Edition (32-bit x86)
    • Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
    • Microsoft Windows Server 2003, Datacenter Edition (32-bit x86)
    • Microsoft Windows Server 2003, Web Edition
    • Microsoft Windows XP Home Edition
    • Microsoft Windows XP Professional
Keywords: 
kbautohotfix kbvistasp1fix kbqfe kbhotfixserver kbexpertiseadvanced kbprb KB933105

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