From InterSystems Ensemble you can also use the Java Gateway:

http://docs.intersystems.com/latest/csp/docbook/DocBook.UI.Page.cls?KEY=...

I can reproduce. Like someone said before, I get one message going from the business service to the MPI manager and then a second one, exactly the same, from the MPI manager to the HSPI operation. Nothing strange.

Try reading this post. It might help.

https://community.intersystems.com/post/tips-tricks-sql-excel