In Windows XP with Service Pack 2 and in Windows Vista, Windows Internet Explorer 7 may not correctly recognize the zone to which a network resource belongs when you access the resource by using a mapped drive. Internet Explorer 7 recognizes the resource as a member of the "Internet" zone instead of as a member of one of the following zones:

•	Local intranet
•	Trusted sites

Therefore, when you try run a script that is on the network resource, you may receive a message that states that the file is not safe to run.

You experience this problem if a fully qualified domain name (FQDN) was used to map the network resource to a drive letter. The FQDN of a network resource takes the following form:

Back to the top

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:

Back to the top

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: 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

There are no prerequisites for installing this hotfix.

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 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.

File name	File version	File size	Date	Time	Platform
Urlmon.dll	7.0.6000.20544	1,153,024	24-Feb-2007	02:58	x86

Registry information

Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:

How to modify registry settings for all users

1.	Click Start, click Run, type regedit, and then click OK.
2.	Locate and then click the following registry subkey: HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Internet Explorer\Main\FeatureControl
3.	On the Edit menu, point to New, and then click Key.
4.	Type FEATURE_RESPECT_ZONEMAP_FOR_MAPPED_DRIVES_KB929798 to name the new subkey, and then press ENTER.
5.	On the Edit menu, point to New, and then click DWORD Value.
6.	Type * to name the new entry, and then press ENTER.
7.	On the Edit menu, click Modify.
8.	Type 1, and then click OK.
9.	Repeat step 3 through step 8 for the following registry subkey: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl
10.	Exit Registry Editor.

Back to the top

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.

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, submit a request to 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.

Prerequisites

There are no prerequisites for installing this hotfix.

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 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.

File name	File version	File size	Date	Time	Platform
Urlmon.dll	7.0.6000.20544	1,153,024	08-Mar-2007	13:28	x86

Registry information

Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:

After you apply the hotfix, you must modify registry settings to enable the hotfix. You can modify the registry settings for an individual user or for all users.

How to modify registry settings for an individual user

1.	Click Start, click Run, type regedit, and then click OK.
2.	Locate and then click one of the following registry subkeys: HKEY_CURRENT_USER\SOFTWARE\Policies\Microsoft\Internet Explorer\Main\FeatureControl HKEY_CURRENT_USER\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl
3.	On the Edit menu, point to New, and then click Key.
4.	Type FEATURE_RESPECT_ZONEMAP_FOR_MAPPED_DRIVES_KB929798 to name the new subkey, and then press ENTER.
5.	On the Edit menu, point to New, and then click DWORD Value.
6.	Type * to name the new entry, and then press ENTER.
7.	On the Edit menu, click Modify.
8.	Type 1, and then click OK.
9.	Exit Registry Editor.

How to modify registry settings for all users

1.	Click Start, click Run, type regedit, and then click OK.
2.	Locate and then click one of the following registry subkeys: HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Internet Explorer\Main\FeatureControl HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl
3.	On the Edit menu, point to New, and then click Key.
4.	Type FEATURE_RESPECT_ZONEMAP_FOR_MAPPED_DRIVES_KB929798 to name the new subkey, and then press ENTER.
5.	On the Edit menu, point to New, and then click DWORD Value.
6.	Type * to name the new entry, and then press ENTER.
7.	On the Edit menu, click Modify.
8.	Type 1, and then click OK.
9.	Exit Registry Editor.

Back to the top

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.

Back to the top

For more information about a similar problem, click the following article number to view the article in the Microsoft Knowledge Base: For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:

Back to the top