Traceback (most recent call last):


 "<stdin>", line 1, in <module>


 "/home/lzn/anaconda3/lib/python3.7/site-packages/torch_geometric/__init__.py", line 2, in <module>

import torch_geometric.nn


 "/home/lzn/anaconda3/lib/python3.7/site-packages/torch_geometric/nn/__init__.py", line 2, in <module>

from .data_parallel import DataParallel


 "/home/lzn/anaconda3/lib/python3.7/site-packages/torch_geometric/nn/data_parallel.py", line 5, in <module>

from torch_geometric.data import Batch


 "/home/lzn/anaconda3/lib/python3.7/site-packages/torch_geometric/data/__init__.py", line 1, in <module>

from .data import Data


 "/home/lzn/anaconda3/lib/python3.7/site-packages/torch_geometric/data/data.py", line 7, in <module>

from torch_sparse import coalesce


 "/home/lzn/anaconda3/lib/python3.7/site-packages/torch_sparse/__init__.py", line 2, in <module>

from .coalesce import coalesce


 "/home/lzn/anaconda3/lib/python3.7/site-packages/torch_sparse/coalesce.py", line 2, in <module>

import torch_scatter


 "/home/lzn/anaconda3/lib/python3.7/site-packages/torch_scatter/__init__.py", line 3, in <module>

from .mul import scatter_mul


 "/home/lzn/anaconda3/lib/python3.7/site-packages/torch_scatter/mul.py", line 3, in <module>

from torch_scatter.utils.ext import get_func


 "/home/lzn/anaconda3/lib/python3.7/site-packages/torch_scatter/utils/ext.py", line 2, in <module>

import torch_scatter.scatter_cpu
ImportError: /home/lzn/anaconda3/lib/python3.7/site-packages/torch_scatter/scatter_cpu.cpython-37m-x86_64-linux-gnu.so: undefined symbol: _ZN6caffe26detail37_typeMetaDataInstance_preallocated_32E

Traceback (most recent call last):


 "demo/top_down_video_demo_with_mmdet.py", line 8, in <module>

from mmdet.apis import inference_detector, init_detector


 "/home/machine/project/python/mmpose/mmdetection/mmdet/apis/__init__.py", line 1, in <module>

from .inference import (async_inference_detector, inference_detector,


 "/home/machine/project/python/mmpose/mmdetection/mmdet/apis/inference.py", line 7, in <module>

from mmcv.ops import RoIPool


 "/home/machine/application/anaconda3/envs/mmlab/lib/python3.7/site-packages/mmcv/ops/__init__.py", line 1, in <module>

from .bbox import bbox_overlaps


 "/home/machine/application/anaconda3/envs/mmlab/lib/python3.7/site-packages/mmcv/ops/bbox.py", line 3, in <module>

ext_module = ext_loader.load_ext('_ext', ['bbox_overlaps'])


 "/home/machine/application/anaconda3/envs/mmlab/lib/python3.7/site-packages/mmcv/utils/ext_loader.py", line 11, in load_ext

ext = importlib.import_module('mmcv.' + name)


 "/home/machine/application/anaconda3/envs/mmlab/lib/python3.7/importlib/__init__.py", line 127, in import_module

return _bootstrap._gcd_import(name[level:], package, level)
ImportError: /home/machine/application/anaconda3/envs/mmlab/lib/python3.7/site-packages/mmcv/_ext.cpython-37m-x86_64-linux-gnu.so: undefined symbol: _ZN6caffe28TypeMeta21_typeMetaDataInstanceIdEEPKNS_6detail12TypeMetaDataEv
