An update: it seems that HM2 isn’t saving the payout data.
The only way to see $EV in SnGW2 is to open the sofware (i tried this with HM2 embedded version) and then edit the custom tag of the tournament that i want to analyze adding the payout. If i close the software and reopen it, the payout disappears so i need to enter it again.
Even if i use default HM2 tags (for example 9-Person pokerstars) SnGW2 shows me only chip EV because payout is empty.
I also have another strange issue where on some hands SnGW2 doesnt show me the push range/percentage but only a ()