Message in Polish (Polski)
Typ „<var>X</var>” musi pochodzić od elementu DependencyObject.
Unlocalized message
'<var>X</var>' type must derive from DependencyObject.
Search by GoogleTyp „<var>X</var>” musi pochodzić od elementu DependencyObject.
'<var>X</var>' type must derive from DependencyObject.
Search by Google