BobLd / VirtualizingStackPanelDuplicatesIssue

Minimum app for issue with VirtualizingStackPanel

Issue when scrolling a ListBox/VirtualizingStackPanel when hidden

To replicate the issue:

1. Click the Scroll down button to scroll down the listbox while it not visible
2. Click Toggle Menubar to show the list box
3. Get the messy result

To get the expect result, start by clicking Toggle Menubar and then Scroll down