AttributeError: 'NoneType' object has no attribute 'FileHandler' while converting ONNX to RKNN

[kriscpu]

W rknn-toolkit version: 1.7.5
W Verbose file path is invalid, debug info will not dump to file.
D Using CPPUTILS: True
--> config model
done
--> Loading model
I Start importing pytorch...
./models/best.onnx ********************
D import clients finished
E Catch exception when loading pytorch model: ./models/best.onnx!
E Traceback (most recent call last):
E File "rknn/base/RKNNlib/converter/convert_pytorch_new.py", line 5227, in rknn.base.RKNNlib.converter.convert_pytorch_new.convert_pytorch.load
E File "rknn/base/RKNNlib/converter/pytorch_util.py", line 76, in rknn.base.RKNNlib.converter.pytorch_util.check_model_pt_version
E File "rknn/base/RKNNlib/converter/pytorch_util.py", line 77, in rknn.base.RKNNlib.converter.pytorch_util.check_model_pt_version
E File "/home/kris/anaconda3/envs/rk/lib/python3.8/zipfile.py", line 1271, in init
E self._RealGetContents()
E File "/home/kris/anaconda3/envs/rk/lib/python3.8/zipfile.py", line 1338, in _RealGetContents
E raise BadZipFile("File is not a zip file")
E zipfile.BadZipFile: File is not a zip file
E Please feedback the detailed log file <log_feedback_to_the_rknn_toolkit_dev_team.log> to the RKNN Toolkit development team.
E You can also check github issues: https://github.com/rockchip-linux/rknn-toolkit/issues
Load pytorch model failed!
Exception ignored in: <function RKNN.del at 0x7f69d6705af0>
Traceback (most recent call last):
File "/home/kris/anaconda3/envs/rk/lib/python3.8/site-packages/rknn/api/rknn.py", line 781, in del
AttributeError: 'NoneType' object has no attribute 'FileHandler'
(rk) kris@ubuntu:~/Downloads/rknpu-master/rknn/rknn_api/examples/rknn_yolov5_demo/convert_rknn_demo/yolov5$

[tutouyubeiyi]

### I also encountered this problem when i try to precompile. (rknn toolkit 1.7.5)

(py3.8-rknntoolkit1.7.5) developer@EASY-EAI-Develop:~$ python precompile.py driver.rknn driver_precompile.rknn
W rknn-toolkit version: 1.7.5
--> Loading RKNN model
done
--> Init runtime environment
I NPUTransfer: Starting NPU Transfer Client, Transfer version 2.1.0 (b5861e7@2020-11-23T11:50:36)
D RKNNAPI: ==============================================
D RKNNAPI: RKNN VERSION:
D RKNNAPI: API: 1.7.5 (bb79b30 build: 2023-06-20 09:54:19)
D RKNNAPI: DRV: 1.7.3 (c4ea832 build: 2022-08-13 09:29:29)
D RKNNAPI: ==============================================
done
Exception ignored in: <function RKNN.del at 0x7f0759909310>
Traceback (most recent call last):
File "/home/developer/miniconda3/envs/py3.8-rknntoolkit1.7.5/lib/python3.8/site-packages/rknn/api/rknn.py", line 781, in del
AttributeError: 'NoneType' object has no attribute 'FileHandler'

[eRaul]

请使用load_onnx接口加载ONNX模型，load_pytorch接口加载的是torch script模型。

[eRaul]

### I also encountered this problem when i try to precompile. (rknn toolkit 1.7.5)

(py3.8-rknntoolkit1.7.5) developer@EASY-EAI-Develop:~$ python precompile.py driver.rknn driver_precompile.rknn W rknn-toolkit version: 1.7.5 --> Loading RKNN model done --> Init runtime environment I NPUTransfer: Starting NPU Transfer Client, Transfer version 2.1.0 (b5861e7@2020-11-23T11:50:36) D RKNNAPI: ============================================== D RKNNAPI: RKNN VERSION: D RKNNAPI: API: 1.7.5 (bb79b30 build: 2023-06-20 09:54:19) D RKNNAPI: DRV: 1.7.3 (c4ea832 build: 2022-08-13 09:29:29) D RKNNAPI: ============================================== done Exception ignored in: <function RKNN.del at 0x7f0759909310> Traceback (most recent call last): File "/home/developer/miniconda3/envs/py3.8-rknntoolkit1.7.5/lib/python3.8/site-packages/rknn/api/rknn.py", line 781, in del AttributeError: 'NoneType' object has no attribute 'FileHandler'

这个错误是最后退出脚本报的，可以不用管。