Hey Thanks for replying,but I tried the solution you gave,I put <appsetting> tag in app.xaml file like
But it gives the following error:-
Error1: The tag 'appsetting' does not exist in XML namespace 'http://schemas.microsoft.com/winfx/2006/xaml/presentat
Error2:The type 'appsetting' was not found. Verify that you are not missing an assembly reference and that all referenced assemblies have been built.