Due to recent bot attacks we have changed the sign-up process. If you want to participate in our forum please send a message via our contact form. › Forums › OpenLB › Bug Reports › Bug: void ParticleDynamics3D::addSphere() › Reply To: Bug: void ParticleDynamics3D::addSphere() October 23, 2019 at 6:53 pm #4647 mathiasKeymaster Here you find a log https://www.openlb.net/news/openlb-release-1-3-1-available/ .