Error No value given for one or more required parameters C# ครับอบากรู้ว่ามันต้องแก้ตรงไหนครับ

private void Edit_Cus_Click(object sender, EventArgs e)
        {
            try
            {
                connect.Open();
                OleDbCommand cmd = new OleDbCommand();
                cmd.Connection = connect;

                cmd.CommandText= "UPDATE Customer SET Room_ID='"+room_IDTextBox.Text+"', Cus_prefix='"+cus_prefixComboBox.Text+ "' ," +
                    "Cus_name='" + cus_nameTextBox.Text + "',Cus_lastname='"+cus_lastnameTextBox.Text+ "', " +
                    "Cus_age='"+cus_ageTextBox.Text+ "', Cus_tel='"+cus_telTextBox.Text+ "' ," +
                    " Cus_Card='"+cus_CardTextBox.Text+ "' , Cus_Add='"+cus_AddRichTextBox.Text+ "' ," +
                    "Cus_prefix2='"+cus_prefix2ComboBox.Text+ "',Cus_name2='"+cus_name2TextBox.Text+ "' , " +
                    "Cus_lastname2='"+cus_lastname2TextBox.Text+ "' ,Cus_tel2='"+cus_tel2TextBox.Text+"' " +
                    "WHERE Cus_ID = " +cus_IDTextBox.Text+" ";
              
                cmd.ExecuteNonQuery();


                MessageBox.Show("แก้ไขข้อมูลเรียบร้อยแล้ว");
                Customer cus = new Customer();
                cus.Show();
                this.Hide();
                connect.Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show("Error" + ex);

            }

        }