public ActionResult CopyAttachFile(string newId = "TestCopy") { ICommonHandler handler = ServiceContainer.GetService <ICommonHandler>() as ICommonHandler; handler.CopyAttachFile(AttachmentModule.Contract, Session.SessionID, newId); List <tbt_AttachFile> list = handler.GetAttachFile(Session.SessionID); ViewBag.AttachFileList = list; return(View("Upload")); }