Environment - simulationEnvironment: startTime=0 stopTime=10000 tolerance=1e-06 numberOfIntervals=2500 stepSize=4 Regular simulation: ./ThermoSysPro_ThermoSysPro.Properties.WaterSteamSimple.Validation.Bench.Test1_IF97 -abortSlowSimulation -alarm=480 -lv LOG_STATS WARNING: other : Warning: unrecognized command line options -abortSlowSimulation INFO : solver: SimManager: Start initialization INFO : solver: SimManager: Start simulation at t = 0.000000 WARNING: solver: DASSL: failed evaluation of roots at t = 1157.499595: Nonlinear solver 249 stopped at time 1157.5 with error in algloop solver: error solving nonlinear system (iteration limit: 50) ERROR : solver: DASSL: failed step at t = 1157.499603: Number of event iteration steps exceeded at time: 1157.499603 ERROR : solver: SimManager: Simulation stopped with errors before t = 10000.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = 5 INFO : solver: SimManager: Simulation stop time: 10000.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 462 INFO : solver: DASSL: residual evaluations nre = 529 INFO : solver: DASSL: jacobian evaluations nje = 119 INFO : solver: DASSL: root evaluations nrt = 478 INFO : solver: DASSL: error test failures netf = 8 INFO : solver: DASSL: nonlinear convergence failures ncfn = 20 INFO : solver: DASSL: nonlinear iterations nni = 509 INFO : solver: DASSL: last evaluation time t = 1157.499603 INFO : solver: DASSL: last step size h = 0.000008 INFO : solver: DASSL: last used order k = 1 ERROR : solver: SimController: Simulation failed using nonlinear solver newton ERROR : solver: SimController: Recovering with nonlinear solver kinsol INFO : solver: SimManager: Start initialization INFO : solver: SimManager: Start simulation at t = 0.000000 DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 3.1243945166610E+03 R2 = 1.0212192903412E-09 DASKR-- NONLINEAR SYSTEM SOLVER COULD NOT CONVERGE DASKR-- BECAUSE IRES WAS EQUAL TO MINUS ONE ERROR : solver: SimManager: Simulation stopped with errors before t = 10000.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = -10 INFO : solver: SimManager: Simulation stop time: 10000.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 1124 INFO : solver: DASSL: residual evaluations nre = 1534 INFO : solver: DASSL: jacobian evaluations nje = 245 INFO : solver: DASSL: root evaluations nrt = 1140 INFO : solver: DASSL: error test failures netf = 34 INFO : solver: DASSL: nonlinear convergence failures ncfn = 44 INFO : solver: DASSL: nonlinear iterations nni = 1520 INFO : solver: DASSL: last evaluation time t = 3124.394517 INFO : solver: DASSL: last step size h = 0.000535 INFO : solver: DASSL: last used order k = 1 ERROR : solver: SimController: Simulation failed using nonlinear solver kinsol