一、完整报错：

ImportError: /lib/x86_64-linux-gnu/libstdc++.so.6: version GLIBCXX_3.4.29' not found (required by /mnt/A/hust_2d/anaconda3/envs/DETR_csj/lib/python3.8/site-packages/scipy/optimize/_highs/_highs_wrapper.cpython-38-x86_64-linux-gnu.so) from ._highs._highs_wrapper import _highs_wrapper ImportError: from ._highs._highs_wrapper import _highs_wrapper/lib/x86_64-linux-gnu/libstdc++.so.6: version GLIBCXX_3.4.29' not found (required by /mnt/A/hust_2d/anaconda3/envs/DETR_csj/lib/python3.8/site-packages/scipy/optimize/_highs/_highs_wrapper.cpython-38-x86_64-linux-gnu.so)

二、解决办法：

pip uninstall scipy

pip install scipy