UICollectionViewFlowLayout has cached frame mismatch

[alibaqbani]

I'm getting this warning on iOS 9

2016-07-09` 09:00:23.922 xxx[12818:298577] Logging only once for UICollectionViewFlowLayout cache mismatched frame
2016-07-09 09:00:23.922 xxx[12818:298577] UICollectionViewFlowLayout has cached frame mismatch for index path <NSIndexPath: 0xc000000000200016> {length = 2, path = 0 - 1} - cached value: {{196.66666666666669, 16}, {160, 170.6666666666672}}; expected value: {{196.5, 16}, {160, 170.6666666666672}}
2016-07-09 09:00:23.922 xxx[12818:298577] This is likely occurring because the flow layout subclass NHAlignmentFlowLayout is modifying attributes returned by UICollectionViewFlowLayout without copying them