<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Hi Frederic,</div><div>The problem came from your geometry: the physical line for the symmetry and infinity where you define the dirichlet boundary condition was not properly defined.</div><div>You have to use the geometrical lines and not the loops.</div><div>See the small correction in the geo file. </div><div><br></div><div>Best regards,</div><div>Ruth</div><div><br></div><div><br></div></body></html>