Message in Russian (Русский)
Не удается изменить AllowsTransparency после появления Window.
Unlocalized message
Cannot change AllowsTransparency after a Window has been shown or WindowInteropHelper.EnsureHandle has been called.
Search by GoogleНе удается изменить AllowsTransparency после появления Window.
Cannot change AllowsTransparency after a Window has been shown or WindowInteropHelper.EnsureHandle has been called.
Search by Google