[RESOLVED] Fatal error encountered parameter '@sid' must be defined

[nyt1972]

Hello,

I am facing the error in image pls help me to resolve the issue. following is the code in which I am facing the problem

 ConnDB()
                sqL = "INSERT INTO supplier_payments (sup_id,billno,paid_amount,cdate,balance,description) VALUES (@sid,@billno,@payamnt,@date,@balance,@desc)"
                cmd.Parameters.AddWithValue("@sid", supDGV.SelectedCells(0).Value)
                cmd.Parameters.AddWithValue("@billno", txtbillno.Text)
                cmd.Parameters.AddWithValue("@payamnt", txtPayAmount.Text)
                cmd.Parameters.AddWithValue("@date", Date.Now())
                cmd.Parameters.AddWithValue("@balance", balance)
                cmd.Parameters.AddWithValue("@desc", "Balance Paid")
                cmd = New MySqlCommand(sqL, conn)
                Dim count As Integer = cmd.ExecuteNonQuery()

Thanks in advance.