Environment - simulationEnvironment: startTime=0 stopTime=6000 tolerance=1e-06 numberOfIntervals=2500 stepSize=2.4 Regular simulation: ./ModelicaTest_3.2.3_ModelicaTest.Fluid.TestExamplesVariants.HeatingSystem_FixedInitial -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS assert | debug | Solving non-linear system 555 failed at time=0. | | | | For more information please use -lv LOG_NLS. 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