iOS crash 'NSInternalInconsistencyException', reason: 'statement is still active' Core Data cache related?

Question

Very occasionally seeing these pop up in crash reports on screens using NSFetchedResultsController, and not sure how to address them. I don\'t believe I\'m using th

Answer 1

Got this error while simultaneously requesting data with NSFetchedResultController (from main thread context) and NSFetchRequest through my background context.

The way I have handled this is by making each of my MOCs have its own persistent store coordinator. Both of the persistent store coordinators talk to the same persistent store on disk.