ImportError: /data/lu.yuan1/pycharm_projects/MUTR3D/mmdetection3d/mmdet3d/ops/iou_loss/iou_loss_ext.cpython-37m-x86_64-linux-gnu.so: undefined symbol: _ZNK3c106IValue23reportToTensorTypeErrorEv

[yuanl15]

ImportError: /data/lu.yuan1/pycharm_projects/MUTR3D/mmdetection3d/mmdet3d/ops/iou_loss/iou_loss_ext.cpython-37m-x86_64-linux-gnu.so: undefined symbol: _ZNK3c106IValue23reportToTensorTypeErrorEv

I use c++filt to find that it is undefined reference to c10::IValue::reportToTensorTypeError() const.
I use pytorch 1.8.0_cu111 with python3.7.Could you please tell me your pytorch version?
c10 is the libc10.so,libc10_cuda.so under the torch/lib, so I guess it's about pytorch version error?

[sjtuljw520]

hi, have you solved this problem? I encountered the same issue. @yuanl15

[Isaac1Newton]

嗨，你解决这个问题了吗？我遇到了同样的问题。