private void Btn_DelUser_Click(object sender, EventArgs e) { try { WriteServicesUsers_.DeleteUser(Users_); MessageBox.Show("User has been Delete"); SetDataGridView(); CleanText(); GBox_AddUser.Enabled = true; GBox_UpdUser.Enabled = false; GBox_DelUser.Enabled = false; } catch (Exception ex) { MessageBox.Show(ex.Message); } }