crash in ComboBox coerce (not my code)

Question

I got the stack trace below reported from a customer. I don\'t know how to reproduce this. My WPF application has a fair number of ComboBoxes; I\'m not sure how to determine

Answer 1

What eventually resolved this for us was to override the event causing the issue:

Protected Overrides Sub OnIsKeyboardFocusWithinChanged(e As DependencyPropertyChangedEventArgs)
    Try
        'GW 2015-09-20 Added this override to prevent windows 10 crashes on comboboxes within forms within datagrids

    Catch ex As Exception
    End Try
End Sub