[This documentation is for preview only, and is subject to change in later releases. Blank topics are included as placeholders.]
Assembly: PresentationFramework (in PresentationFramework.dll)
XMLNS for XAML: http://schemas.microsoft.com/winfx/2006/xaml/presentation, http://schemas.microsoft.com/netfx/2007/xaml/presentation
The WebBrowser instance is no longer valid.
A reference to the underlying native WebBrowser could not be retrieved.
Navigation from an application that is running in partial trust to a Uri that is not located at the site of origin.
Windows 8 Consumer Preview, Windows Server 8 Beta, Windows 7, Windows Server 2008 SP2, Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.