//Удаление выбранного менеджера private void delManagerBtn_Click(object sender, EventArgs e) { try { if (managersTable.Rows.Count == 0) { MessageBox.Show("Нет записей для удаления!"); return; } managersTable.DataSource = null; DBConnection.DeleteManager(managerID); DBConnection.GetManagers(); managersTable.DataSource = DBConnection.dtManagers; if (DBConnection.dtManagers.Rows.Count > 0) { ReadManagersTableRow(0); } } catch (Exception ex) { exceptPanel.Visible = true; richTextBox1.Text = ex.ToString(); } }