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 › GPU Execution Issue › Reply To: GPU Execution Issue September 24, 2024 at 12:48 pm #9290 AdrianKeymaster Which example case are you using? Is only the image output incorrect or also the VTK?