public async Task OnPostAsync() { var user = await userManager.GetUserAsync(User); string mydir = Path.Combine(environment.WebRootPath, "imagefolder", user.Id); Directory.CreateDirectory(mydir); foreach (var file in Upload) { FileInfo f = new FileInfo(file.FileName); string originalFile = Path.Combine(mydir, file.FileName); using (var fileStream = new FileStream(originalFile, FileMode.Create)) { await file.CopyToAsync(fileStream); } using Bitmap b = new Bitmap(originalFile); string thumb = Helper.SaveResizedFile(b, originalFile, 200, 200); string resized = Helper.SaveResizedFile(b, originalFile, b.Width / 2, b.Height / 2); await AzureStorage.AddFilesAsync(originalFile, user.Id); await AzureStorage.AddFilesAsync(Path.Combine(mydir, thumb), user.Id); await AzureStorage.AddFilesAsync(Path.Combine(mydir, resized), user.Id); var myImages = new MyImages(ijpContext, user.Id); myImages.AddImageFromFile(originalFile, resized, thumb, user.Id); System.IO.File.Delete(file.FileName); } Directory.Delete(Path.Combine(environment.WebRootPath, "imagefolder", user.Id), true); }