The second for loop inst executing
protected void submit_Click(object sender, EventArgs e)
{
StoreClass s = new StoreClass();
OrderClass o = new OrderClass();
DataTable cart = (DataTable)Session["cart"];
Orderdetails8 c = new Orderdetails8();
int x = 0;
for (x = 0; x < GridView1.Rows.Count; x++)
{
string oldval = s.getprodqun(GridView1.Rows[x].Cells[2].Text);
s.subtract(Convert.ToInt16(GridView1.Rows[x].Cells[2].Text), Convert.ToInt16(oldval) - Convert.ToInt16(GridView1.Rows[x].Cells[5].Text));
}
o.AddOrder(DateTime.Now.ToString(), Convert.ToInt16(dllcust.SelectedValue));
int op = 0;
//this loop i mean for (op = 0; x < cart.Rows.Count; op++)
{
c.addOrderdetails(Convert.ToInt16(cart.Rows[x][1].ToString()), ...
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