Microsoft KB Archive/941846

= A Web site takes a long time to load, and some elements are not displayed correctly when you use Internet Explorer 6 to visit the Web site through an HTTPS connection =

Article ID: 941846

Article Last Modified on 10/16/2007

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APPLIES TO


 * Microsoft Internet Explorer 6.0

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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:

322756 How to back up and restore the registry in Windows XP and Windows Vista



SYMPTOMS
On a computer that is running Windows XP Service Pack 2 (SP2), you use Microsoft Internet Explorer 6 to visit a Web site through an HTTPS connection. When you do this, you may experience the following symptoms:
 * The Web site takes a long time to load.
 * Some elements in the Web site are not displayed correctly.

If you capture network traffic when these symptoms occur, you notice that lots of CONNECT request connections are established. However, these connections are dropped without being used.

Note This issue does not occur in Windows Internet Explorer 7.



CAUSE
This problem occurs because of an error in the Wininet.dll file.



Hotfix information
A supported hotfix is now available from Microsoft. However, it is intended to correct only the problem that is described in this article. Apply it only to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Customer Support Services to obtain the hotfix. For a complete list of Microsoft Customer Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Prerequisites
You must have Windows XP SP2 installed to apply 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.

Registry information
To use one of the hotfixes in this package, you must either create a registry key or modify a registry key. To do this, follow these steps.

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.  Click Start, click Run, type regedit, and then press ENTER. Locate and then click the following registry subkey:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl

 On the Edit menu, point to New, and then click Key. Type the following key name, and then press ENTER:

FEATURE_ABORT_TUNNEL_IF_CANCELLED_KB941846

 On the Edit menu, point to New, and then click DWORD Value. Type iexplore.exe, and then press ENTER.</li> On the Edit menu, click Modify.</li> Type 1, and then click OK.

Note If you type 0 in this step, the hotfix will be disabled.</li> Exit Registry Editor.</li></ol>

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.

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STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.

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MORE INFORMATION
For more information about how to use Network Monitor to capture network traffic, click the following article number to view the article in the Microsoft Knowledge Base:

812953 How to use Network Monitor to capture network traffic

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 query words: SSL HTTPS

Keywords: kbfix kbexpertisebeginner kbexpertiseadvanced kbpubtypekc kbqfe kbhotfixserver KB941846

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