New to LBM and OpenLB? Attend our upcoming one-week hands-on Spring School in Marseille/France from 19.05.2025 – 23.05.2025. OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › I can’t run bstep2d › Reply To: I can’t run bstep2d September 30, 2020 at 11:34 pm #5191 SouhailaParticipant Hello, thank you again for your help, Please Find above the links to the screenshots that you asked for.