<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; color: rgb(0, 0, 0); font-size: 14px; font-family: Calibri, sans-serif; "><div>I'm trying to learn gmsh with a simple airfoil problem but it keeps crashing on my geometry. I don't see why it should have a problem, so I'm looking for suggestions. By the way, I know I can do an extrude to get the 3rd dimension for this case, but for more complex cases I want to set it up this way. Thanks for any guidance you can give</div></body></html>