startTime=0 stopTime=3.1536e+07 tolerance=1e-06 numberOfIntervals=2500 stepSize=12614.4 Regular simulation: ./BuildingSystems_BuildingSystems.Applications.SolarThermalSystems.SolarThermalSystem1 -abortSlowSimulation -alarm=480 -lv LOG_STATS stdout | info | ... loading "tab1" from "/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/Climate/weather/Egypt_ElGouna.txt" LOG_SUCCESS | info | The initialization finished successfully without homotopy method. stdout | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 5.121219. That might raise performance issues, for more information use -lv LOG_LS. stdout | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 5.121219. That might raise performance issues, for more information use -lv LOG_LS. assert | info | The following assertion has been violated at time 31536.000000 | | | | collector.vol[10].dynBal.medium.T >= 252.5815020159964 assert | info | | | | | In SolarThermalSystem1.collector.vol[10].dynBal.medium: Temperature T exceeded its minimum allowed value of -20.5685 degC (252.582 Kelvin) | | | | as required from medium model "PropyleneGlycolWater(X_a = 0.4, property_T = 293.15)". assert | error | No event found, but assert was triggered. Throwing now!