private void filterLogButton_Click(object sender, EventArgs e) { logListBox.Items.Clear(); DateTime initDate = DateTime.Parse(initDateFilter.Value.ToShortDateString().Trim() + " 0:00:00"); DateTime finishDate = DateTime.Parse(finishDateFilter.Value.ToShortDateString().Trim() + " 23:59:59"); try { ICollection <Log> filterLogList = loggerManager.GetAllLogsByDate(initDate, finishDate); FillList(filterLogList); } catch (LoggerException ex) { MessageBox.Show(ex.Message); } }