Error: Cannot implicitly convert type 'void' to 'System.Collections.Generic.List'

Question

I am trying to set a property of my .ascx controls from an .aspx using that control.

So in one of my .aspx which has this control in it, I have the

Answer 1

After creating the List you're immediately calling Add on it, which is a method returning void. This cannot be converted to the type of ItemList.ItemList.

You should do this instead:

var list = new List();
list.Add(item);
ItemList.ItemList = list;