Environment - simulationEnvironment: startTime=0 stopTime=1000 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.4 Regular simulation: ./Buildings_9_Buildings.Fluid.Examples.FlowSystem.Simplified3 -abortSlowSimulation -alarm=480 -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 = 2.2517998136852E-09 R2 = 2.1474836480000E-15 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 = 51 INFO : solver: DASSL: residual evaluations nre = 62 INFO : solver: DASSL: jacobian evaluations nje = 48 INFO : solver: DASSL: root evaluations nrt = 67 INFO : solver: DASSL: error test failures netf = 0 INFO : solver: DASSL: nonlinear convergence failures ncfn = 10 INFO : solver: DASSL: nonlinear iterations nni = 52 INFO : solver: DASSL: last evaluation time t = 0.000000 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 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 = 0.000008: Nonlinear solver 3263 stopped at time 8.4396e-06 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 = 85 INFO : solver: DASSL: residual evaluations nre = 134 INFO : solver: DASSL: jacobian evaluations nje = 88 INFO : solver: DASSL: root evaluations nrt = 128 INFO : solver: DASSL: error test failures netf = 12 INFO : solver: DASSL: nonlinear convergence failures ncfn = 0 INFO : solver: DASSL: nonlinear iterations nni = 134 INFO : solver: DASSL: last evaluation time t = 0.000008 INFO : solver: DASSL: last step size h = 0.000003 INFO : solver: DASSL: last used order k = 2 ERROR : solver: SimController: Simulation failed using nonlinear solver kinsol