Environment - simulationEnvironment: startTime=0 stopTime=5000 tolerance=1e-06 numberOfIntervals=2500 stepSize=2 Regular simulation: ./Buildings_13_Buildings.DHC.ETS.Combined.Subsystems.Validation.HeatExchanger ERROR : solver: DASSL: failed step at t = 500.000001: Number of event iteration steps exceeded at time: 500.000001 ERROR : solver: SimManager: Simulation stopped with errors before t = 5000.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = 5 ERROR : solver: SimController: Simulation failed using nonlinear solver newton ERROR : solver: SimController: Recovering with nonlinear solver kinsol