Yes, I can confirm that I got the same error message when launching the Backyards Birds on the iPad:
CoreUI: _Bool CUIValidateIdiomSubtypes(NSInteger, NSUInteger *) passed a device subtype '2752' and idiom '2':pad that are not a matching pair, subtype is not valid with given idiom. Assuming subtype should be 0 instead.
Topic:
UI Frameworks
SubTopic:
SwiftUI