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The Presentationhost.exe process that is associated with an XBAP application incorrectly remains in memory

SYMPTOMS
Consider the following scenario:
  • You have the Microsoft .NET Framework 3.5 Service Pack 1 (SP1) installed on the computer.
  • You run an XAML browser application (XBAP) in a browser or in a browser tab.
  • You close the browser or the browser tab.
In this scenario, the PresentationHost.exe process that is associated with the XBAP application remains in memory incorrectly. Therefore, you must manually end the process in Windows Task Manager.
RESOLUTION
To resolve this issue, apply the hotfix package that is described in the following Microsoft Knowledge Base article:

2667241 An update rollup is available for Windows Presentation Foundation (WPF) for Microsoft .NET Framework 3.5
STATUS
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 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
WPF XBAP Presentationhost hang
Properties

Article ID: 977643 - Last Review: 04/10/2012 05:55:00 - Revision: 3.0

  • Microsoft .NET Framework 3.5 Service Pack 1
  • kbexpertiseadvanced kbsurveynew kbqfe KB977643
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