On Feb 5, 2015, at 23:43 , Steve Mills <[email protected]> wrote:
>
> [<_NSFaultingMutableSet 0x6200000246e0>
> addObserver:forKeyPath:options:context:] is not supported. Key path: count
>
> Is it not possible to bind to an entity's relationship properties?
You can’t bind *through* an array or set collection class. However, you can use
these:
https://developer.apple.com/library/mac/documentation/Cocoa/Conceptual/KeyValueCoding/Articles/CollectionOperators.html
<https://developer.apple.com/library/mac/documentation/Cocoa/Conceptual/KeyValueCoding/Articles/CollectionOperators.html>
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