Not supported by this Dictionary implementation.
Assembly: PresentationFramework (in PresentationFramework.dll)
The ResourceDictionary class does not support registering by name. It uses keys instead. The XAML namescope methods are implemented as inoperative versions in ResourceDictionary to make it clear that XAML names do not apply to resources.
Calling this method will cause a NotSupportedException to be thrown.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), 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.