Environment - simulationEnvironment: startTime=0 stopTime=10 tolerance=1e-08 numberOfIntervals=2500 stepSize=0.004 Regular simulation: ./Buildings_12_Buildings.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlow -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS LOG_ASSERT | debug | Solving non-linear system 114 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | info | simulation terminated by an assertion at initialization