Hi Martin - Radha had filed this query on my behalf. Let's call these 2 teams T1 and T2. I've double- and triple-checked that T1 and T2 meet all 4 criteria, specifically:
So since both teams use Custom Sprints, and per your response it seems that the Capacity View cannot be used if any team uses Custom Sprints (even if they're identically named/starte'd/finish'ed), then guess we'll have to use the "Per Team" view. Can you you confirm/refute definitively?
The message appears if:
Maybe the last point is the reason in your case if all teams are scrum and have the same length: Check in the details view of the teams if there are any custom sprints. If yes, then you'll have to use the "per team" view.