Hi, I am using Aspose PDF dll to flatten my fillable pdf’s and its not working. My aCtual requirement is to ConCatenate two pdf’s. When i am trying to ConCatenate a fillable pdf with normal pdf it is not ConCatenating…... EventArgs e) in c:\Users\Documents\Visual Studio 2012\Proje...Program.Main() in c:\Users\Documents\Visual Studio 2012\Proje...