Solved
X11 session
Team
The documentation below seems to say that I need to have an X11 session running to install WC. Is it not enough to ssh into the server and run setup.sh? Sorry for such a grumpy question! No answer needed, I will set up X11.
cheers -- Rick
https://www.ptc.com/en/support/article/cs376587?source=ArticleViewerRelated

