Environment - simulationEnvironment: startTime=0 stopTime=1.5 tolerance=1e-06 numberOfIntervals=5007 stepSize=0.000299581 Regular simulation: ./Modelica_3.2.3_Modelica.Thermal.FluidHeatFlow.Examples.TestOpenTank -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS LOG_ASSERT | debug | ##IDA## In function IDAGetNumNonlinSolvIters: The linear solver's setup function failed in an unrecoverable manner. LOG_ASSERT | info | simulation terminated by an assertion at initialization