Saves the PowerPointTemplate to a stream passed in as the stream parameter.
streamA stream to write the resulting PowerPoint file to.
Savewill throw this exception if it does not have a PowerPoint document handle (
Savecannot be called before
RemarksYou can call
Savemore than once for a single instance of PowerPointTemplate. This allows you to save more than one copy of a generated file, and/or both save the file on the server and stream it to the client.