I have Created an excel Object now I need to Download the Excel object as stream as excel file with out creating the Excel file to physical location to disk . Please help me on this
Microsoft.Office.Interop.Excel.Application oXL = new Office.Interop.Excel.Application();
I think you have to save the file to disk in order to have Excel open it.
Use Path.GetTempFileName() if you do not want to create a permanent file on disk.