Version of Inkscape: 0.47 Platform: MacOS 10.6.2 When I try to run Extensions -> Generate from path -> Pattern from path I get an error message: "The fantastic lxml wrapper for libxml2 is required by inkex.py and therefore this extension. ..." But I do have the lxml Python module installed...

I feel rather inadequate posting my first Inkscape drawing here as it's nothing like as artistic as some of the other stuff I've seen posted here. But I'm interested in building up a set of Celtic knots to decorate with and this is my first that I did to make sure I had a workflow that worked (and f...