Results 2 issues of jeffgoku

fix cannot set Default Action Map to None within PlayerInput Editor

in-review

### Description After modified(add or remove) items in the inner ItemsSource the inner Layout WONT update the bounds or just display for first item. When the outter CollectionView is long...

t/bug
platform/iOS 🍎
area/collectionview 📃
s/verified
s/triaged