Same problem here fritz. I have to export the highest Sdiv in zb3, import in zb2, reconstruct Sdivs, export, import in max, export, import in zb2, export highest Sdiv, import in zb3, reconstruct Sdivs! But i have another problem, if i want to make the UVWs after sculpting in ZB3 i cant use mirroring. I have to do all the…