Environment - simulationEnvironment: startTime=0 stopTime=1 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.0004 Regular simulation: ./Buildings_3.0.0_Buildings.Fluid.Movers.Validation.SpeedControlled_y -abortSlowSimulation -alarm=480 -lv LOG_STATS assert | debug | division by zero at time 0, (a=-999.9999999999997) / (b=0), where divisor b expression is: floMacDyn.eff.VDelta_flow assert | error | Failed to solve the initialization problem with global homotopy with equidistant step size. assert | debug | Unable to solve initialization problem. assert | info | simulation terminated by an assertion at initialization