Environment - simulationEnvironment: startTime=0 stopTime=35000 tolerance=1e-06 numberOfIntervals=583 stepSize=60.0343 Regular simulation: ./AixLib_latest_AixLib.Fluid.BoilerCHP.Examples.CHPSystem -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 = 1.1249056249317E+04 R2 = 7.1566468855529E-06 DASKR-- NONLINEAR SYSTEM SOLVER COULD NOT CONVERGE DASKR-- BECAUSE IRES WAS EQUAL TO MINUS ONE ERROR : solver: SimManager: Simulation stopped with errors before t = 35000.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = -10 INFO : solver: SimManager: Simulation stop time: 35000.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 734 INFO : solver: DASSL: residual evaluations nre = 969 INFO : solver: DASSL: jacobian evaluations nje = 329 INFO : solver: DASSL: root evaluations nrt = 965 INFO : solver: DASSL: error test failures netf = 36 INFO : solver: DASSL: nonlinear convergence failures ncfn = 10 INFO : solver: DASSL: nonlinear iterations nni = 959 INFO : solver: DASSL: last evaluation time t = 11249.056249 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 ERROR : init : SimManager: Could not initialize system ERROR : init : SimManager: Nonlinear solver 144 stopped at time 0 with error in algloop solver: Algloop could not be evaluated! Evaluation failed at the first call. ERROR : solver: SimController: Simulation failed using nonlinear solver kinsol