Sale order webservice issus

I followed the logic above but am not able to run it as im receiving an error on compile time, is the CreateCompletedEventHandler code below written correctly as per my code…if anyone can help

StreamReader Item_sr = new StreamReader(file.DirectoryName + @"" + file.Name);
XmlDocument ItemXML = new XmlDocument();
ItemXML.LoadXml(Item_sr.ReadToEnd());
Item_sr.Close();
Item itm;
XmlNodeList nodelist = ItemXML.SelectNodes(“RDM/Items/item”);
foreach (XmlNode node in nodelist)
{
string itmnum = String.Empty;
try
{
itm = new Item();
itm.No = node[“itemNumber”].InnerText;
itmnum = itm.No;
//itm_svc.CreateCompleted += new CreateCompletedEventHandler(object sender, CreateCompletedEventArgs e);
itm_svc.Create(ref itm);