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[GH-ISSUE #211] undefined symbol #168
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deepseek-ai/DeepEP#168
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Originally created by @wwj-2017-1117 on GitHub (Jun 14, 2025).
Original GitHub issue: https://github.com/deepseek-ai/DeepEP/issues/211
I meet a problem:
this build ok:
NVSHMEM_DIR=/home/wb/nvshmem python setup.py build
#python tests/test_intranode.py
Traceback (most recent call last):
File "/home/wb/DeepEP/tests/test_intranode.py", line 7, in
import deep_ep
File "/home/wb/miniconda3/lib/python3.9/site-packages/deep_ep-1.0.0+d5ca449-py3.9-linux-x86_64.egg/deep_ep/init.py", line 3, in
from .utils import EventOverlap
File "/home/wb/miniconda3/lib/python3.9/site-packages/deep_ep-1.0.0+d5ca449-py3.9-linux-x86_64.egg/deep_ep/utils.py", line 5, in
from deep_ep_cpp import Config, EventHandle
ImportError: /home/wb/miniconda3/lib/python3.9/site-packages/deep_ep-1.0.0+d5ca449-py3.9-linux-x86_64.egg/deep_ep_cpp.cpython-39-x86_64-linux-gnu.so: undefined symbol: _ZNSt15__exception_ptr13exception_ptr9_M_addrefEv
@LyricZhao commented on GitHub (Jun 16, 2025):
I guess it is related to your Python/pybind/compiler in your environment: https://github.com/pybind/pybind11/issues/3623.
@wwj-2017-1117 commented on GitHub (Jun 20, 2025):
conda install -n base conda=24.1.2
after update conda ,it work