Article ID: 974286 - View products that this article applies to.
You run a Windows Presentation Foundation (WPF) application that is based on the Microsoft .NET Framework 3.5 Service Pack 1 (SP1). When you select and drag text in a text box control that is in the application, the application crashes. Additionally, you receive an error message that resembles the following:
When you debug the application, you notice that a System.ExecutionEngineException exception is thrown.
<Application Name> has stopped working.
This problem occurs because of a bug in the text box control that is in the WPF application.
To resolve this issue, apply the hotfix package that is described in the following Microsoft Knowledge Base article:
(http://support.microsoft.com/kb/2667241 / )An update rollup is available for Windows Presentation Foundation (WPF) for Microsoft .NET Framework 3.5
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
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