剥皮CXTPButton在Codejock 16.4.0中不起作用

We have a large application using Codejock (C++, MFC, VisualStudio 2012). We use SkinFramework - the user can choose between many skins. We will soon release a new version, and we have upgraded Codejock to 16.4.0. But we noticed that the skinning of the Codejock buttons doesn't work in the new version. Is this a bug? Or did we miss something?We have a large application using Codejock (C++