startTime=0 stopTime=1000 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.4 Regular simulation: ./Buildings_maint.7.0.x_Buildings.Fluid.Examples.FlowSystem.Simplified1 -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 DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 4.1556825049253E-01 R2 = 1.4411518807586E-07 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 = 84 INFO : solver: DASSL: residual evaluations nre = 104 INFO : solver: DASSL: jacobian evaluations nje = 75 INFO : solver: DASSL: root evaluations nrt = 85 INFO : solver: DASSL: error test failures netf = 0 INFO : solver: DASSL: nonlinear convergence failures ncfn = 10 INFO : solver: DASSL: nonlinear iterations nni = 93 INFO : solver: DASSL: last evaluation time t = 0.415568 INFO : solver: DASSL: last step size h = 0.075558 INFO : solver: DASSL: last used order k = 2 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 = 1.6292500000000E+02 R2 = 1.9073486328125E-07 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 = 946 INFO : solver: DASSL: residual evaluations nre = 1038 INFO : solver: DASSL: jacobian evaluations nje = 113 INFO : solver: DASSL: root evaluations nrt = 1160 INFO : solver: DASSL: error test failures netf = 13 INFO : solver: DASSL: nonlinear convergence failures ncfn = 10 INFO : solver: DASSL: nonlinear iterations nni = 1028 INFO : solver: DASSL: last evaluation time t = 162.925000 INFO : solver: DASSL: last step size h = 0.200000 INFO : solver: DASSL: last used order k = 4 ERROR : solver: SimController: Simulation failed using nonlinear solver kinsol