i really fedup with this problem.i created a silverlight pages in .net 4.0 framework.now i want to add these page in my Asp.net web application which in framework 3.5 . i getting lots of error for Reference.
like
Assembly 'System.Windows.Controls.Navigation' was not found. Verify that you are not missing an assembly reference. Also, verify that your project and all referenced assemblies have been built.
Project file must include the .NET Framework assembly 'WindowsBase, PresentationCore, PresentationFramework' in the reference list.
The type 'HyperlinkButton' was not found. Verify that you are not missing an assembly reference and that all referenced assemblies have been built
please bear me i am new to this thing