小编Pet*_*ter的帖子

protected void btnAdd_Click(object sender, EventArgs e)
{
    if (!string.IsNullOrWhiteSpace(Request.QueryString["id"]))
    {       
        string kundeID = "-1";
        int id = Convert.ToInt32(Request.QueryString["id"]);
        int totalsum = Convert.ToInt32(ddlAmount.SelectedValue);

        Handlevogn handlevogn = new Handlevogn
        {
            TotalSum = totalsum,
            KundeID = kundeID,
            Dato = DateTime.Now,
            ErIHandlevogn = true,
            ProduktID = id
        };

        HandlevognModell modell = new HandlevognModell();
        lblResult.Text = modell.InsertHandlevogn(handlevogn);
    } 

不断收到错误

无法将 typre 'string' 隐式转换为 'short'

对于局部变量 kundeID。