Failed - network error when downloading excel file made by EPPlus.dll

Question

I try to download an excel file made by EPPlus.dll from an asp.net c# web form application. but i get Failed - network error. It should be noted that mentioned erro

Answer 1

I prefer not use response.End() because throw an exception

    protected void DownloadFile(FileInfo downloadFile, string downloadFilename, string downloadContentType)
    {
        Byte[] bin = File.ReadAllBytes(downloadFile.FullName); 

        Response.ClearHeaders();
        Response.ClearContent();
        Response.ContentType = downloadContentType;
        Response.AddHeader("Content-Disposition", string.Format("attachment;filename={0}", downloadFilename ));
        Response.BinaryWrite(bin);
        Response.Flush();
        Response.SuppressContent = true; 
    }