Crash IGListKit 4.0.0 - Exception Type: NSInternalInconsistencyException the collection view's data source returned nil

[jiangxiaopeng]

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from app store crash:

Last Exception : 0 CoreFoundation 0x00000001a744e69c ___exceptionPreprocess + 164 1 libobjc.A.dylib 0x000000019f6e3c80 _objc_exception_throw + 60 2 Foundation 0x00000001a69acdd8 __userInfoForFileAndLine + 0 3 UIKitCore 0x00000001a965f578 -[UICollectionView _createPreparedCellForItemAtIndexPath:withLayoutAttributes:applyAttributes:isFocused:notify:] + 2332 4 UIKitCore 0x00000001a9bdd700 -[UICollectionView _preparedCellForItemAtIndexPath:withLayoutAttributes:applyAttributes:isFocused:notify:] + 484 5 UIKitCore 0x00000001a9beceac ___114-[UICollectionView _createAndAppendViewAnimationsForInsertsInCurrentUpdate:appearingAnimations:newSubviewManager:]_block_invoke + 392 6 UIKitCore 0x00000001a9bec950 -[UICollectionView _createAndAppendViewAnimationsForInsertsInCurrentUpdate:appearingAnimations:newSubviewManager:] + 544 7 UIKitCore 0x00000001a9bebc7c -[UICollectionView _viewAnimationsForCurrentUpdateWithCollectionViewAnimator:updatingContentOffsetForRestorationAnchor:] + 516 8 UIKitCore 0x00000001a9bf1434 ___102-[UICollectionView _updateWithItems:tentativelyForReordering:propertyAnimator:collectionViewAnimator:]_block_invoke.890 + 256 9 UIKitCore 0x00000001a95cea70 +[UIView(Animation) performWithoutAnimation:] + 76 10 UIKitCore 0x00000001a985da00 -[UICollectionView _updateWithItems:tentativelyForReordering:propertyAnimator:collectionViewAnimator:] + 1800 11 UIKitCore 0x00000001a986bf3c -[UICollectionView _endItemAnimationsWithInvalidationContext:tentativelyForReordering:animator:collectionViewAnimator:] + 9164 12 UIKitCore 0x00000001a9869b24 -[UICollectionView _performBatchUpdates:completion:invalidationContext:tentativelyForReordering:animator:animationHandler:] + 420 13 zhaopin 0x000000010521f500 __67-[IGListAdapterUpdater performBatchUpdatesWithCollectionViewBlock:]_block_invoke.9(IGListAdapterUpdater.m:0) 14 zhaopin 0x000000010521ed64 -IGListAdapterUpdater performBatchUpdatesWithCollectionViewBlock: 15 zhaopin 0x0000000105220284 __60-[IGListAdapterUpdater _queueUpdateWithCollectionViewBlock:]_block_invoke(IGListAdapterUpdater.m:0) 16 libdispatch.dylib 0x00000001af3576a8 __dispatch_call_block_and_release + 32 17 libdispatch.dylib 0x00000001af359300 __dispatch_client_callout + 20 18 libdispatch.dylib 0x00000001af367998 __dispatch_main_queue_drain + 984 19 libdispatch.dylib 0x00000001af3675b0 __dispatch_main_queue_callback_4CF + 44 20 CoreFoundation 0x00000001a739901c _CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE + 16 21 CoreFoundation 0x00000001a7395d28 ___CFRunLoopRun + 1996 22 CoreFoundation 0x00000001a7395478 _CFRunLoopRunSpecific + 608 23 GraphicsServices 0x00000001ea9164f8 _GSEventRunModal + 164 24 UIKitCore 0x00000001a97b962c -[UIApplication _run] + 888 25 UIKitCore 0x00000001a97b8c68 _UIApplicationMain + 340 26 zhaopin 0x0000000104dd6bac main(AppDelegateProxy.swift:56) 27 ??? 0x00000001ca0cedcc 0x00000001ca0cedcc + 0

Exception Type: NSInternalInconsistencyException the collection view's data source returned nil from -collectionView:cellForItemAtIndexPath: for index path <NSIndexPath: 0xb95db915aad7c2d2> {length = 2, path = 0 - 0} Exception Codes: fault addr: 000000000000000000 Crashed Thread: 0

• [x] I have reviewed the README and documentation
• [ ] I have searched existing issues and this is not a duplicate
• [ ] I have attempted to reproduce the issue and include an example project.

General information

• IGListKit version: 4.0.0
• iOS version(s): all
• CocoaPods version: 1.15.2
• Xcode version: 15.4
• Devices/Simulators affected:
• Reproducible in the demo project? (Yes/No): No
• Related issues:

Debug information

# Please include debug logs using the following lldb command:
po [IGListDebugger dump]