private async void GDLoadFilesButton_Click(object sender, EventArgs e) { try { LoadingGDFilesPictureBox.Visible = true; var gdFiles = await _googleDriveService.GetAll(); GDGridView.DataSource = gdFiles; } catch (Exception ex) { //log ex MessageBox.Show("System error has occurred", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); } finally { LoadingGDFilesPictureBox.Visible = false; } }