List<> Problem Help me

Question

Hi everyone,
I've a List that return havaIcons and I'm adding xml data to list because;

List add last data everytime.
My first data is lost from list 

I used add Method but not work and used insert method with index parameter not work again  

  List<havaIcons> havaIconsClasses = new List<havaIcons>();

          havaIcons havaIconsClass = new havaIcons();

for (int i = 0; i < xmlHavaIcons.GetElementsByTagName("data").Item(0).ChildNodes.Count; i++)

          {

            

            havaIconsClass.VirtualIconType = xmlHavaIcons.GetElementsByTagName("data").Item(0).ChildNodes.Item(i).Attributes["label"].Value;

            havaIconsClass.RealIcon = xmlHavaIcons.GetElementsByTagName("data").Item(0).ChildNodes.Item(i).Attributes["data"].Value;

            havaIconsClasses.Insert(i,havaIconsClass);

          }



please HELP ME!