This is because Xcode handles all that by itself. I felt it like a bit of trouble as the auto generated classes don’t have all my properties.
So follow these steps to get this as it used to be:
- Delete what ever classes you already made for core data.
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Set class.Module as Current Product module
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Set Class.codegen as Manual/None
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Now select your entity and create NSmanagedobject subclass
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You are all set