Environment - simulationEnvironment: startTime=0 stopTime=86400 tolerance=1e-06 numberOfIntervals=2500 stepSize=34.56 Regular simulation: ./Buildings_12_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 DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 2.1607294707117E+04 R2 = 7.7886503938333E-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 = 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 = 1272 INFO : solver: DASSL: residual evaluations nre = 1750 INFO : solver: DASSL: jacobian evaluations nje = 552 INFO : solver: DASSL: root evaluations nrt = 1274 INFO : solver: DASSL: error test failures netf = 14 INFO : solver: DASSL: nonlinear convergence failures ncfn = 218 INFO : solver: DASSL: nonlinear iterations nni = 1574 INFO : solver: DASSL: last evaluation time t = 21607.294707 INFO : solver: DASSL: last step size h = 0.040835 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 ERROR : solver: DASSL: failed step at t = 21600.000264: Nonlinear solver 4346 stopped at time 21600 with error in algloop solver: Nonlinear solver failed! 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 = 838 INFO : solver: DASSL: residual evaluations nre = 955 INFO : solver: DASSL: jacobian evaluations nje = 143 INFO : solver: DASSL: root evaluations nrt = 840 INFO : solver: DASSL: error test failures netf = 16 INFO : solver: DASSL: nonlinear convergence failures ncfn = 9 INFO : solver: DASSL: nonlinear iterations nni = 952 INFO : solver: DASSL: last evaluation time t = 21600.000264 INFO : solver: DASSL: last step size h = 0.000132 INFO : solver: DASSL: last used order k = 1 ERROR : solver: SimController: Simulation failed using nonlinear solver kinsol