Hey,
as stated above, here is the artboard before running “Copy Selection for RP”…
…and here is it afterwards:
The plugin creates copies of all symbols as groups (as it probably detaches the symbols) and leaves them in the artboard.
Is this behaviour intended?
Probably not.
(Running latest version of Axure 10 and plugin version 1.0.9)
And, you lose the name of the symbols when you paste the selection into Axure: