private void DeleteEntry() { if (System.Windows.MessageBox.Show("Are you sure you want to delete this Entry?", "Delete Entry?", MessageBoxButton.YesNo) == MessageBoxResult.Yes) { try { Queries2 query = queries; string tTimesheetPrelim = queries.t_Timesheet_Prelim; int? entryId = ((Entry)dgHours.SelectedItems[0]).entry_id; query.DeleteTimeEntry(tTimesheetPrelim, entryId.Value); RefreshDGHoursFromClassList(); } catch { } } }