Environment - simulationEnvironment: startTime=0 stopTime=1 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.0004 Regular simulation: ./Buildings_11_Buildings.Fluid.Interfaces.Examples.ReverseFlowMassExchanger -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS LOG_ASSERT | debug | division by zero at time 0, (a=1) / (b=0), where divisor b expression is: 0.001 * res2.m_flow_nominal_pos LOG_ASSERT | error | Failed to solve the initialization problem with global homotopy with equidistant step size. LOG_ASSERT | debug | Unable to solve initialization problem. LOG_ASSERT | info | simulation terminated by an assertion at initialization