Environment - simulationEnvironment: startTime=0 stopTime=72000 tolerance=1e-06 numberOfIntervals=1200 stepSize=60 Regular simulation: ./AixLib_AixLib.Obsolete.YearIndependent.FastHVAC.Examples.HeatGenerators.Boiler.Boiler -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