How to debug/handle intermittent “authorization denied” and “disk i/o” errors when adding SQL store to an NSPersistentStoreCoordinator?

Question

I have an app in the app store and am using a logging service to get crash logs and associated log data. I am seeing an intermittent crash (low # of users affected and low #

Answer 1

I just noticed the following notifications in the UIApplication docs:

UIApplicationProtectedDataDidBecomeAvailable UIApplicationProtectedDataWillBecomeUnavailable

These are available in iOS 4.0 and later. @lupinglade, I think you need to observe these notifications and only access your protected files (i.e. the store) after you recieve UIApplicationProtectedDataDidBecomeAvailable.