What version of Promodag Reports supports Exchange 2016?
Promodag Reports has supported Exchange 2010 since version 10.1.
The format of message tracking files has been modified from Exchange 2016 CU2
onwards (KB3135742, July, 2016) and you should run Promodag Reports v.10.1.0220 and above to be able to import them.
See also: What are the items to be licensed?