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  2. FIX: You cannot use the TAB key to move the focus out of an XBAP that is hosted in an IFrame element on a computer that is running the .NET Framework 3.5 SP1

FIX: You cannot use the TAB key to move the focus out of an XBAP that is hosted in an IFrame element on a computer that is running the .NET Framework 3.5 SP1

View products that this article applies to.

Symptoms

Consider the following scenario.
  • You have an HTML page that uses an IFrame element to host an XAML browser application (XBAP). This page works as an extension of an application or, it works independently.
  • You run the application or the page on a computer that is running the .NET Framework 3.5 Service Pack 1 (SP1).
  • You move the focus to a control in the XBAP.
In this scenario, you cannot use the TAB key to move the focus out of the XBAP.

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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 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:
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

You must have the .NET Framework 3.5 Service Pack 1 installed to apply this hotfix.

Restart requirement

You do not have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

File information

The global 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 nameFile versionFile sizeDateTime
Npwpf.dll3.5.3072 9.404969,45620-Feb-200901:12

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Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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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

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Keywords: kbhotfixserver, kbnotautohotfix, kbhotfixdev, kbexpertiseadvanced, kbsurveynew, kbqfe, kb

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Article Info
Article ID : 967845
Revision : 4
Created on : 3/30/2017
Published on : 3/30/2017
Exists online : False
Views : 601