Regular simulation: ./Buildings_5.0.1_Buildings.Fluid.HeatExchangers.Examples.DryEffectivenessNTU -abortSlowSimulation -alarm=480 stdout | info | The initialization finished successfully without homotopy method. assert | debug | division by zero at time 0.07199999999999999, (a=0) / (b=0), where divisor b expression is: hexPar.m2_flow assert | debug | division by zero at time 0, (a=0) / (b=0), where divisor b expression is: hexPar.m2_flow