If you need to view the main report, this option will display in the code and stream in Aift. Since the report viewer is a server control, and server controls were usually developed using web forms, otherwise you hacked it, i.e. You can not
Why not just include the folder for aspx? You lose nothing but theoretical purity in order to stay away from web forms, for which control was intended. If you want to take a hit with .ascx contol, you can enable it so that you can buy again, you use web forms.
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