Environment - simulationEnvironment: SPAWNPATH = /home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 15.0.0-master//Resources/bin/Spawn-light-0.6.0-638b8408fd/linux64/bin startTime=-2 stopTime=2 tolerance=1e-08 numberOfIntervals=2500 stepSize=0.0016 Regular simulation: ./Buildings_latest_Buildings.Fluid.BaseClasses.FlowModels.Validation.BasicFlowFunction_m_flow_inv_DerivativeCheck2 -emit_protected ERROR : solver: SimManager: Simulation stopped with errors before t = 2.000000 ERROR : solver: SimManager: Number of event iteration steps exceeded at time: -2.000000 ERROR : solver: SimController: Simulation failed using nonlinear solver newton ERROR : solver: SimController: Recovering with nonlinear solver kinsol ERROR : solver: SimManager: Simulation stopped with errors before t = 2.000000 ERROR : solver: SimManager: Number of event iteration steps exceeded at time: -2.000000 ERROR : solver: SimController: Simulation failed using nonlinear solver kinsol