Environment - simulationEnvironment: startTime=-2 stopTime=2 tolerance=1e-08 numberOfIntervals=2500 stepSize=0.0016 Regular simulation: ./Buildings_12_Buildings.Fluid.BaseClasses.FlowModels.Validation.BasicFlowFunction_dp_DerivativeCheck -abortSlowSimulation -alarm=400 -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