unrecognized selector sent to instance when no related entities found in Core Data

Question

I have a Core Data problem - I have two entity\'s with the second being a one to many relation ship to the first. When trying to load a detailed view controller on the first wi

Answer 1

Two problems uncovered. one in the data model the secondary entity is called card not events. And two as pointed out by @vadian above should do the load in the viewDidLoad. Thanks