Environment - simulationEnvironment: startTime=0 stopTime=86400 tolerance=1e-06 numberOfIntervals=523 stepSize=165.201 Regular simulation: ./Buildings_latest_Buildings.Fluid.HydronicConfigurations.ActiveNetworks.Examples.DecouplingMixing -abortSlowSimulation -alarm=400 -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 ERROR : solver: DASSL: failed step at t = 121.000178: Nonlinear solver 4346 stopped at time 121 with error in algloop solver: error solving nonlinear system (iteration limit: 50) ERROR : solver: SimManager: Simulation stopped with errors before t = 86400.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = 1 INFO : solver: SimManager: Simulation stop time: 86400.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 155 INFO : solver: DASSL: residual evaluations nre = 199 INFO : solver: DASSL: jacobian evaluations nje = 87 INFO : solver: DASSL: root evaluations nrt = 156 INFO : solver: DASSL: error test failures netf = 5 INFO : solver: DASSL: nonlinear convergence failures ncfn = 1 INFO : solver: DASSL: nonlinear iterations nni = 197 INFO : solver: DASSL: last evaluation time t = 121.000178 INFO : solver: DASSL: last step size h = 4.775593 INFO : solver: DASSL: last used order k = 5 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 = 2.1600000000000E+04 R2 = 1.5754772645794E-04 DASKR-- NONLINEAR SYSTEM SOLVER COULD NOT CONVERGE DASKR-- BECAUSE IRES WAS EQUAL TO MINUS ONE ERROR : solver: SimManager: Simulation stopped with errors before t = 86400.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = -10 INFO : solver: SimManager: Simulation stop time: 86400.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 361 INFO : solver: DASSL: residual evaluations nre = 486 INFO : solver: DASSL: jacobian evaluations nje = 120 INFO : solver: DASSL: root evaluations nrt = 363 INFO : solver: DASSL: error test failures netf = 13 INFO : solver: DASSL: nonlinear convergence failures ncfn = 16 INFO : solver: DASSL: nonlinear iterations nni = 472 INFO : solver: DASSL: last evaluation time t = 21600.000000 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 kinsol