public void CatalogConfig() { if (ConnectionsListBox.SelectedItem != null) { var ConnectionRow = (CMData.Schemas.XsdDataBase.TBL_ConnectionRow)((DataRowView)ConnectionsListBox.SelectedItem).Row; RefreshCatalog(ConnectionRow.id_Connection); var ConfigForm = new FormCatalogConfig(DataBaseDataSet); ConfigForm.ShowDialog(); } else { MessageBox.Show(@"Debe seleccionar una conexión", Program.AssemblyTitle, MessageBoxButtons.OK, MessageBoxIcon.Warning); } }