Open fntc opened 1 year ago
Facing the same issue here when using several CollectionViews. Is it possible to review the PR related to this ticket?
Facing the same issue here when using several CollectionViews. Is it possible to review the PR related to this ticket?
As am I
Description
CollectionViewRenderer on iOS will crash the application when the ObservableItemsSource changes while it is recalculation the layout.
SIGABRT: Index was out of range. Must be non-negative and less than the size of the collection. Parameter name: index MyFancyComplexDataList.get_Item (System.Int32 index) ObservableItemsSource.ElementAt (System.Int32 index) ObservableItemsSource.get_Item (System.Int32 index) ObservableItemsSource.get_Item (Foundation.NSIndexPath indexPath) ItemsViewController
1[TItemsView].GetSizeForItem (Foundation.NSIndexPath indexPath) ItemsViewDelegator
2[TItemsView,TViewController].GetSizeForItem (UIKit.UICollectionView collectionView, UIKit.UICollectionViewLayout layout, Foundation.NSIndexPath indexPath) (wrapper managed-to-native) ObjCRuntime.Messaging.objc_msgSendSuper(intptr,intptr) UICollectionViewLayout.PrepareLayout () ItemsViewLayout.PrepareLayout () (wrapper managed-to-native) UIKit.UIApplication.xamarin_UIApplicationMain(int,string[],intptr,intptr,intptr&) UIApplication.UIApplicationMain (System.Int32 argc, System.String[] argv, System.IntPtr principalClassName, System.IntPtr delegateClassName) UIApplication.Main (System.String[] args, System.Type principalClass, System.Type delegateClass) Application.Main (System.String[] args)Steps to Reproduce
Expected Behavior
Handle ArgumentOutOfRangeException gracefully, returning default item.
Actual Behavior
Renderer Crashing on ArgumentOutOfRangeException
Basic Information
Build Logs
Workaround
CollectionView.IsVisible=false Change Data CollectionView.IsVisible=true
reduces the amount of crashes