Environment - simulationEnvironment: startTime=0 stopTime=240 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.096 Regular simulation: ./BuildingSystems_BuildingSystems.Fluid.Actuators.Dampers.Examples.MixingBox -abortSlowSimulation -alarm=480 -lv LOG_STATS LOG_ASSERT | debug | division by zero at time 0, (a=20) / (b=0), where divisor b expression is: mixBox.damRec.rho_default * mixBox.damRec.k1 LOG_ASSERT | info | simulation terminated by an assertion at initialization