Environment - simulationEnvironment: startTime=0 stopTime=1 tolerance=1e-10 numberOfIntervals=2500 stepSize=0.0004 Regular simulation: ./BuildSysPro_BuildSysPro.IBPSA.Media.Examples.SteamDerivativeCheck -abortSlowSimulation -alarm=480 -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