Application.LoadComponent Method (Object, Uri)
Loads a XAML file that is located at the specified uniform resource identifier (URI) and converts it to an instance of the object that is specified by the root element of the XAML file.
Assembly: PresentationFramework (in PresentationFramework.dll)
component is null.
resourceLocator is null.
The resourceLocator is an absolute URI.
component is of a type that does not match the root element of the XAML file.
The XAML file can be an application code file (configured as an Microsoft build engine (MSBuild) Page item) or an application data file (a resource file, content file, or site-of-origin file; see WPF Application Resource, Content, and Data Files).