New version of OpenLB was released. Download here OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › "WARNING: no discreteNormal is found " in the free energy model › Reply To: "WARNING: no discreteNormal is found " in the free energy model September 23, 2019 at 9:19 am #4554 mathiasKeymaster Dear Simon, can you upload a schreenshot of your geometry? Best Mathias