OpenTween.TweenMain.RefreshBlockIdsAsync C# (CSharp) Method

        private async Task RefreshBlockIdsAsync()
        {
            await this.workerSemaphore.WaitAsync();
            try
            {
                this.StatusLabel.Text = Properties.Resources.UpdateBlockUserText1;

                await this.tw.RefreshBlockIds();

                this.StatusLabel.Text = Properties.Resources.UpdateBlockUserText3;
            }
            catch (WebApiException ex)
            {
                this.StatusLabel.Text = $"Err:{ex.Message}(RefreshBlockIds)";
            }
            finally
            {
                this.workerSemaphore.Release();
            }
        }