private void updateButton_Click(object sender, EventArgs e) { if (idshopText.TextLength == 0 || addressText.TextLength == 0 || nameshopText.TextLength == 0 || stockText.TextLength == 0) { statusLabel.Visible = true; statusLabel.Text = "You need filling all blank"; } else { try { cs.Update(oldID, idshopText.Text, nameshopText.Text, addressText.Text, stockText.Text); statusLabel.Visible = false; ManageShop_Load(sender, e); } catch { statusLabel.Visible = true; statusLabel.Text = "ID already exists or Stock doesn't exists"; } } }