python3 -m fmpy simulate --output-file AixLib_AixLib.Controls.HVACAgentBasedControl.Examples.BookTrading.NetworkCommunication1_res.csv --start-time 0 --stop-time 1000 --timeout 50 --relative-tolerance 1e-12 --interface-type ModelExchange --solver CVode --output-interval 0.4 AixLib_AixLib_Controls_HVACAgentBasedControl_Examples_BookTrading_NetworkCommunication1.fmu LOG_STDOUT | info | Created socket handle: 3 (sending socket) LOG_STDOUT | info | Created socket handle: 4 (receiving socket) LOG_STDOUT | info | Binding receiving UDP socket to port 10003 ... LOG_STDOUT | info | Trying to set ProcessPriority: -1. LOG_STDOUT | info | Started dedicated UDP receiving thread listening at port 4 LOG_STDOUT | info | ProcessPriority set to 10=nice(10) "below normal". Traceback (most recent call last): File "/usr/lib/python3.10/runpy.py", line 196, in _run_module_as_main return _run_code(code, main_globals, None, File "/usr/lib/python3.10/runpy.py", line 86, in _run_code exec(code, run_globals) File "/usr/local/lib/python3.10/dist-packages/fmpy/__main__.py", line 4, in main() File "/usr/local/lib/python3.10/dist-packages/fmpy/command_line.py", line 167, in main result = simulate_fmu(args.fmu_filename, File "/usr/local/lib/python3.10/dist-packages/fmpy/simulation.py", line 759, 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 "/usr/local/lib/python3.10/dist-packages/fmpy/simulation.py", line 1059, in simulateME state_event, roots_found, time = solver.step(time, t_next) File "/usr/local/lib/python3.10/dist-packages/fmpy/sundials/__init__.py", line 178, 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 CVode: At t = 0.320444, mxstep steps taken before reaching tout.