Environment - simulationEnvironment: startTime=0 stopTime=200 tolerance=1e-06 numberOfIntervals=1000 stepSize=0.2 Regular simulation: ./ThermofluidStream_ThermofluidStream.Examples.ReverseHeatPump -abortSlowSimulation -alarm=1200 -emit_protected -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 DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 4.2869658317897E+00 R2 = 1.0310506240397E-07 DASKR-- ITERATION MATRIX IS SINGULAR. ERROR : solver: SimManager: Simulation stopped with errors before t = 200.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = -8 INFO : solver: SimManager: Simulation stop time: 200.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 1701 INFO : solver: DASSL: residual evaluations nre = 2644 INFO : solver: DASSL: jacobian evaluations nje = 357 INFO : solver: DASSL: root evaluations nrt = 1731 INFO : solver: DASSL: error test failures netf = 158 INFO : solver: DASSL: nonlinear convergence failures ncfn = 10 INFO : solver: DASSL: nonlinear iterations nni = 2634 INFO : solver: DASSL: last evaluation time t = 4.286966 INFO : solver: DASSL: last step size h = 0.054057 INFO : solver: DASSL: last used order k = 4 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 INFO : solver: SimManager: Simulation stop time: 200.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 21722 INFO : solver: DASSL: residual evaluations nre = 37963 INFO : solver: DASSL: jacobian evaluations nje = 14991 INFO : solver: DASSL: root evaluations nrt = 21752 INFO : solver: DASSL: error test failures netf = 272 INFO : solver: DASSL: nonlinear convergence failures ncfn = 9081 INFO : solver: DASSL: nonlinear iterations nni = 28886 INFO : solver: DASSL: last evaluation time t = 200.146486 INFO : solver: DASSL: last step size h = 0.200000 INFO : solver: DASSL: last used order k = 3