转换模型失败，有大佬可以看看吗，求帮助
m5stack中Failed to convert model (ckpt -> onnx)

details:
[TASK] 2023-06-26 09:55:56,515 - [line:323] - INFO: Task e170ea835ed77e9a started, user email: 1731323217@qq.com
[TASK] 2023-06-26 09:55:56,515 - [line:288] - INFO: Downloading 695c696793837fb3054a520b180584eb.zip
[TASK] 2023-06-26 09:55:56,772 - [line:375] - INFO: Preparing dataset.
[TASK] 2023-06-26 09:55:56,865 - [line:266] - INFO: num of image: [total: 38, discard: 0, rest: 38]
[TASK] 2023-06-26 09:55:57,256 - [line:440] - INFO: Split dataset: Saved 36 entries in /root/NanoDet/dataset/train_ann.json and 4 in /root/NanoDet/dataset/val_ann.json

[TASK] 2023-06-26 09:55:57,282 - [line:480] - INFO: Start nanodet_m training.
[TASK] 2023-06-26 09:55:57,293 - [line:472] - INFO: Training timeout watcher started.
[TASK] 2023-06-26 09:56:01,418 - [line:576] - INFO: Converting model.
[TASK] 2023-06-26 09:56:03,285 - [line:685] - ERROR: Failed to convert model (ckpt -> onnx)
Traceback (most recent call last):
File "framework.py", line 592, in convertModel
out = subprocess.check_output(['python3', converter_path, '--cfg_path', DATA['train_config_path'],
File "/opt/conda/lib/python3.8/subprocess.py", line 415, in check_output
return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
File "/opt/conda/lib/python3.8/subprocess.py", line 516, in run
raise CalledProcessError(retcode, process.args,
subprocess.CalledProcessError: Command '['python3', '/root/NanoDet/nanodet/tools/export_onnx.py', '--cfg_path', '/root/NanoDet/dataset/nanodet-m-config.yml', '--model_path', '/root/NanoDet/output/model_best/model_best.ckpt', '--out_path', '/root/NanoDet/output/nanodet.onnx']' returned non-zero exit status 1.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "framework.py", line 679, in main
convertModel()
File "framework.py", line 596, in convertModel
raise Exception('Failed to convert model (ckpt -> onnx)')
Exception: Failed to convert model (ckpt -> onnx)