Cocoaの日々: -[NSFetchedResultsController performFetch:] でクラッシュiOS/iPhone/iPad/MacOSX プログラミング, Objective-C, Cocoaなど FATAL ERRORNSFetchedResultsController を使っているアプリで下記のエラーが出た。 2010-06-25 12:29:11.679 HairConcierge[29825:207] *** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'FATAL ERROR: The persistent cache of section information does not match the current configuration. You have illegally mutated the NSFetchedResultsCo
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