// list item double click
private void listView1_MouseDoubleClick(object sender, MouseEventArgs e)
{
var item = listView1.SelectedItems[0];
contentLabel.Text = new LogFileService().GetLogFileString(item.Tag.ToString());
var logItemService = new LogItemService();
duplicateErrorsLabel.Text = logItemService.CountDuplicateErrors(item.Tag.ToString()).ToString();
uniqueErrorLabel.Text = logItemService.CountUniqueErrors(item.Tag.ToString()).ToString();
}