I edited the part spacing in my mold split assembly and the main parting surface did not move with it. I tried to "edit definition" the skirt surfaces, but it still kept them in the old locations. I was going to create a new parting surface, but the skirt surface button is greyed out.This thread is inactive and closed by the PTC Community Management Team. If you would like to provide a reply and re-open this thread, please notify the moderator and reference the thread. You may also use "Start a topic" button to ask a new question. Please be sure to include what version of the PTC product you are using so another community member knowledgeable about your version may be able to assist.