python3 -m fmpy simulate --output-file OpenIMDML_main_OpenIMDML.Examples.MultiDomainExamples.MultiDomainThreePhaseInductionMotors.MultiDomainThreePhaseMotorVSDStartup.MultiDomainMotorCIMStartUpComparison_res.csv --start-time 0 --stop-time 10 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.004 OpenIMDML_main_OpenIMDML_Examples_MultiDomainExamples_MultiDomainThreePhaseInductionMotors_MultiDomainThreePhaseMotorVSDStartup_MultiDomainMotorCIMStartUpComparison.fmu LOG_NLS | error | residualFunc80: Iteration variable `(null)` is inf or nan. LOG_ASSERT | debug | residualFunc80 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc80: Iteration variable `(null)` is inf or nan. LOG_ASSERT | debug | residualFunc80 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | warning | While solving non-linear system an assertion failed during initialization. | | | | | The non-linear solver tries to solve the problem that could take some time. | | | | | It could help to provide better start-values for the iteration variables. | | | | | For more information simulate with -lv LOG_NLS_V LOG_NLS | error | residualFunc80: Iteration variable `(null)` is inf or nan. LOG_ASSERT | debug | residualFunc80 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc80: Iteration variable `(null)` is inf or nan. LOG_ASSERT | debug | residualFunc80 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc80: Iteration variable `(null)` is inf or nan. LOG_ASSERT | debug | residualFunc80 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc80: Iteration variable `(null)` is inf or nan. LOG_ASSERT | debug | residualFunc80 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc80: Iteration variable `(null)` is inf or nan. LOG_ASSERT | debug | residualFunc80 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc80: Iteration variable `(null)` is inf or nan. LOG_ASSERT | debug | residualFunc80 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc80: Iteration variable `(null)` is inf or nan. LOG_ASSERT | debug | residualFunc80 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc80: Iteration variable `(null)` is inf or nan. LOG_ASSERT | debug | residualFunc80 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `(null)` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 0. | | | | | The non-linear solver tries to solve the problem that could take some time. | | | | | It could help to provide better start-values for the iteration variables. | | | | | For more information simulate with -lv LOG_NLS_V LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1054: Iteration variable `1ÀHƒÄ8[A\A]A^A_]ÃfD` is inf or nan. LOG_ASSERT | debug | residualFunc1054 failed at time=0. | | | | For more information please use -lv LOG_NLS. [ERROR][rank 0][/home/runner/work/FMPy/FMPy/native/sundials-7.5.0/src/cvode/cvode.c:1478][CVode] At t = 1.27037370701787e-06, mxstep steps taken before reaching tout. Traceback (most recent call last): File "", line 198, in _run_module_as_main File "", line 88, in _run_code File "/home/hudson/saved_omc/libraries/.local/lib/python3.12/site-packages/fmpy/__main__.py", line 4, in main() File "/home/hudson/saved_omc/libraries/.local/lib/python3.12/site-packages/fmpy/cli.py", line 186, in main result = simulate_fmu(args.fmu_filename, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/hudson/saved_omc/libraries/.local/lib/python3.12/site-packages/fmpy/simulation.py", line 788, in simulate_fmu result = simulateME(model_description, fmu, start_time, stop_time, solver, step_size, relative_tolerance, start_values, apply_default_start_values, input, output, output_interval, record_events, timeout, step_finished, validate, set_stop_time) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/hudson/saved_omc/libraries/.local/lib/python3.12/site-packages/fmpy/simulation.py", line 1101, in simulateME state_event, roots_found, time = solver.step(time, next_communication_point) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/hudson/saved_omc/libraries/.local/lib/python3.12/site-packages/fmpy/sundials/__init__.py", line 185, in step raise RuntimeError("CVode error (code %s) in module %s, function %s: %s" % self.error_info) RuntimeError: CVode error (code -1) in module CVode, function /home/runner/work/FMPy/FMPy/native/sundials-7.5.0/src/cvode/cvode.c: At t = 1.27037370701787e-06, mxstep steps taken before reaching tout.