Core Data model files does not load on rename

Question

I have a model file thats named \"Model\". If I rename it to \"SomeOtherName\" it just does not get loaded.

initWithContentsOfURL returns nil and:

Answer 1

This worked for me:

1. Click on your YourName.xcdatamodel
2. Right Click on it to show file inspector
3. On the right you can see "Target Membership", there should be a checkmark.

(Check if the name in AppDelegate is the same as your xcdatamodel file. -> let container = NSPersistentContainer(name: "YourName") ......)