private async void Button_Generate_Click(object sender, EventArgs e) { Button_Generate.Enabled = false; Label_Generating.Text = "Generating"; if (ComboBox_Events.SelectedIndex >= 0) { if (DialogResult.OK == FolderBrowserDialog_Generation.ShowDialog()) { eventImagesPaths.Clear(); string savingPath = FolderBrowserDialog_Generation.SelectedPath; List <ImageEntity> imageEntities = await imageEntityServices.GetEventImageEntities(eventsEntities[ComboBox_Events.SelectedIndex]); foreach (ImageEntity en in imageEntities) { string imagePath = await imageEntityServices.downloadEventImage(en, targetImagesDirectory); eventImagesPaths.Add(Int32.Parse(en.imageNumber.ToString()), imagePath); } List <ImageEntity> companyImage = await imageEntityServices.GetCompanyImageEntities(); string companyImagePath = Directory.GetParent(workingDirectory).Parent.FullName + @"\UI\Images\inlinum-logo.png"; if (companyImage.Count > 0) { companyImagePath = await imageEntityServices.downloadCompanyImage(companyImage[0], targetImagesDirectory); } string eventImagePath = ""; if (eventImagesPaths.ContainsKey(1)) { eventImagePath = eventImagesPaths[1]; } string sponsorsImagePath = ""; if (eventImagesPaths.ContainsKey(2)) { sponsorsImagePath = eventImagesPaths[2]; } Event selEvent = eventsEntities[ComboBox_Events.SelectedIndex]; ticketCreation.MSdoc = null; if (ticketCreation.MSdoc == null) { ticketCreation.MSdoc = new Microsoft.Office.Interop.Word.Application(); } ticketCreation.pdfConverter = new PDFConverter(ticketCreation.MSdoc); string ticketPath = ticketCreation.createTicket("Serafina", "Jones", "Daimter", "Speaker", selEvent.eventName, formatEventDate(selEvent.date_From), selEvent.date_From.Month, selEvent.venueName, selEvent.venueAdress, "IL682370000000", Color.Black, "testTicket", companyImagePath, eventImagePath, sponsorsImagePath, savingPath); if (ticketCreation.MSdoc != null) { object Unknown = Type.Missing; ticketCreation.MSdoc.Documents.Close(ref Unknown, ref Unknown, ref Unknown); ticketCreation.MSdoc.Quit(ref Unknown, ref Unknown, ref Unknown); } } Label_Generating.Text = ""; Button_Generate.Enabled = true; } else { metroMessageBoxHelper.showWarning(this, "You have not choosen event!", "Warning"); } }