private async void fetchNextBtn_Click(object sender, EventArgs e) { Enabled = false; Cursor = Cursors.WaitCursor; try { await bookmarkService_.LoadMoreBookmarks(dateTimePicker1.Value, dateTimePicker2.Value, labelTitleTb.Text); } catch (Exception ex) { MessageBox.Show(ex.Message); } Cursor = Cursors.Default; Enabled = true; }