public void BindUserDropDown() { try { user_dll = new UsersDLL(); DataTable dt = user_dll.GetGISUsers(); ddlUsers.DataSource = dt; ddlUsers.DataTextField = "UserName"; ddlUsers.DataValueField = "UserID"; ddlUsers.DataBind(); ddlUsers.Items.Insert(0, new ListItem("--Select--", "0")); } catch (Exception ex) { ErrorMessage("User dropdown binding error:2 " + ex.Message); } }