eclipse-sumo
traci.exceptions.FatalTraCIError: Could not connect in 11 tries
sumo_cmd>>> ['sumo-gui', '-c', '/Users/wangjingchao/Documents/code/TeraSim_test/generated_experiments/austin_police_integrated/simulation.sumocfg', '--fcd-output', 'generated_experiments/austin_police_integrated/test/raw_data/0_0/fcd_all.xml', '--fcd-output.acceleration', '--collision-output', 'generated_experiments/austin_police_integrated/test/raw_data/0_0/collision.xml', '--tripinfo-output', 'generated_experiments/austin_police_integrated/test/raw_data/0_0/tripinfo.xml', '--tripinfo-output.write-unfinished', '-l', 'generated_experiments/austin_police_integrated/test/raw_data/0_0/run.log', '--device.bluelight.explicit', 'true'] Retrying in 1 seconds Could not connect to TraCI server at localhost:8813 [Errno 61] Connection refused Retrying in 1 seconds Could not connect to TraCI server at localhost:8813 [Errno 61] Connection refused Retrying in 1 seconds Could not connect to TraCI server at localhost:8813 [Errno 61] Connection refused Retrying in 1 seconds Could not connect to TraCI server at localhost:8813 [Errno 61] Connection refused Retrying in 1 seconds Could not connect to TraCI server at localhost:8813 [Errno 61] Connection refused Retrying in 1 seconds Could not connect to TraCI server at localhost:8813 [Errno 61] Connection refused Retrying in 1 seconds
File "/Users/wangjingchao/Documents/code/TeraSim_test/packages/terasim/simulator.py", line 202, in start traci.start(sumo_cmd, numRetries=self.num_tries, port=8813) File "/Users/wangjingchao/Documents/tools/sumo/tools/traci/main.py", line 147, in start result = init(sumoPort, numRetries, "localhost", label, sumoProcess, doSwitch, traceFile, traceGetters) File "/Users/wangjingchao/Documents/tools/sumo/tools/traci/main.py", line 116, in init con = connect(port, numRetries, host, proc, 1, traceFile, traceGetters, label) File "/Users/wangjingchao/Documents/tools/sumo/tools/traci/main.py", line 106, in connect raise FatalTraCIError("Could not connect in %s tries" % (numRetries + 1)) traci.exceptions.FatalTraCIError: Could not connect in 11 tries
It works fine when using sumo.
System information mac m3 15.3.1
Package Version
absl-py 2.3.1 addict 2.4.0 annotated-types 0.7.0 antlr4-python3-runtime 4.9.3 attrs 25.4.0 bidict 0.23.1 certifi 2025.11.12 charset-normalizer 3.4.4 cmake 4.2.0 contourpy 1.3.2 cycler 0.12.1 Cython 3.2.2 distlib 0.4.0 eclipse-sumo 1.25.0 ezdxf 1.4.3 fastjsonschema 2.21.2 FMPy 0.3.26 fonttools 4.61.0 geopandas 1.1.1 hydra-core 1.3.2 idna 3.11 immutabledict 4.2.2 Jinja2 3.1.6 jsonschema 4.25.1 jsonschema-specifications 2025.9.1 jupyter_core 5.9.1 kiwisolver 1.4.9 lark 1.3.1 libsumo 1.21.0 line_profiler 5.0.0 lxml 6.0.2 MarkupSafe 3.0.3 matplotlib 3.10.7 msgpack 1.1.2 nbformat 5.10.4 networkx 3.4.2 numpy 2.2.6 omegaconf 2.3.0 ortools 9.14.6206 osmnx 2.0.7 packaging 25.0 pandas 2.3.3 pandas-read-xml 0.3.1 pillow 12.0.0 pip 25.3 platformdirs 4.5.1 polib 1.2.0 protobuf 6.31.1 psutil 7.1.3 PuLP 3.3.0 pyarrow 22.0.0 pydantic 2.12.5 pydantic_core 2.41.5 pyogrio 0.12.1 pyparsing 3.2.5 pyproj 3.7.1 python-dateutil 2.9.0.post0 pytz 2025.2 PyYAML 6.0.3 referencing 0.37.0 requests 2.32.5 rpds-py 0.30.0 rtree 1.4.1 scipy 1.15.3 setuptools 80.9.0 shapely 2.1.2 six 1.17.0 sumolib 1.25.0 TextTest 4.4.5 tomli 2.3.0 tqdm 4.67.1 traci 1.25.0 traitlets 5.14.3 typing_extensions 4.15.0 typing-inspection 0.4.2 tzdata 2025.2 urllib3 2.5.0 wheel 0.45.1 xmltodict 1.0.2 zipfile36 0.1.3
