Environment - simulationEnvironment: startTime=0 stopTime=1000 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.4 Regular simulation: ./Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified2 -abortSlowSimulation -alarm=800 -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 = 5.0221311133437E+00 R2 = 2.1105874226303E-08 DASKR-- NONLINEAR SYSTEM SOLVER COULD NOT CONVERGE DASKR-- BECAUSE IRES WAS EQUAL TO MINUS ONE ERROR : solver: SimManager: Simulation stopped with errors before t = 1000.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = -10 INFO : solver: SimManager: Simulation stop time: 1000.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 121 INFO : solver: DASSL: residual evaluations nre = 177 INFO : solver: DASSL: jacobian evaluations nje = 115 INFO : solver: DASSL: root evaluations nrt = 124 INFO : solver: DASSL: error test failures netf = 12 INFO : solver: DASSL: nonlinear convergence failures ncfn = 12 INFO : solver: DASSL: nonlinear iterations nni = 165 INFO : solver: DASSL: last evaluation time t = 5.022131 INFO : solver: DASSL: last step size h = 0.000000 INFO : solver: DASSL: last used order k = 0 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 ERROR : solver: DASSL: failed step at t = 7.162704: Nonlinear solver 3308 stopped at time 7.1627 with error in algloop solver: Nonlinear solver failed! ERROR : solver: SimManager: Simulation stopped with errors before t = 1000.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = 1 INFO : solver: SimManager: Simulation stop time: 1000.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 362 INFO : solver: DASSL: residual evaluations nre = 589 INFO : solver: DASSL: jacobian evaluations nje = 363 INFO : solver: DASSL: root evaluations nrt = 368 INFO : solver: DASSL: error test failures netf = 27 INFO : solver: DASSL: nonlinear convergence failures ncfn = 99 INFO : solver: DASSL: nonlinear iterations nni = 490 INFO : solver: DASSL: last evaluation time t = 7.162704 INFO : solver: DASSL: last step size h = 0.059319 INFO : solver: DASSL: last used order k = 2 ERROR : solver: SimController: Simulation failed using nonlinear solver kinsol