Issue resolved, it seems I was trying to install Xamarin.Android.support.V4 , during installation that uninstalled Xamarin.Android.Support.Core.UI . SO what I did I have uninstalled each dependent .d… (View Post)
I did it through just clear my list class , as you are right ListView doesn't have clear method. Steps to follow and look at my code.
List lstInstallerInfoClass = new List(); ListView l… (View Post)