Environment - simulationEnvironment: startTime=0 stopTime=86400 tolerance=1e-08 numberOfIntervals=2500 stepSize=34.56 Regular simulation: ./IBPSA_latest_IBPSA.Fluid.HeatPumps.ModularReversible.Examples.LargeScaleWaterToWater_OneRoomRadiator -abortSlowSimulation -alarm=480 -lv LOG_STATS assert | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/HeatPumps/ModularReversible/BaseClasses/CalculateEfficiency.mo:5:3-6:85:writable] | | | | The following assertion has been violated at time 0.000000 | | | | ((heaPum.eff.PEleMin >= 1e-15)) --> "Variable violating min constraint: 1e-15 <= heaPum.eff.PEleMin, has value: -1158.29" assert | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Utilities/Math/InverseXRegularized.mo:5:3-5:80:writable] | | | | The following assertion has been violated at time 0.000000 | | | | ((heaPum.eff.invXReg.delta >= 0.0)) --> "Variable violating min constraint: 0.0 <= heaPum.eff.invXReg.delta, has value: -1158.29" assert | debug | division by zero at time 0, (a=1) / (b=-0), where divisor b expression is: heaPum.P 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