とりあえずこんな感じのコードで動いてる。 // Delete current PersistentStore NSURL *storeURL = [[[[NSFileManager defaultManager] URLsForDirectory:NSDocumentDirectory inDomains:NSUserDomainMask] lastObject] URLByAppendingPathComponent:@"coreDataTest.sqlite"]; NSPersistentStoreCoordinator *storeCoodinator = [self.managedObjectContext persistentStoreCoordinator]; NSPersistentStore *store = [storeCoodinator persistentStore