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ImportError: /opt/conda/lib/python3.10/site-packages/fused_layer_norm_cuda.cpython-310-x86_64-linux-gnu.so: #242

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002xiaojinfeng opened this issue Jan 22, 2025 · 1 comment
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ImportError: /opt/conda/lib/python3.10/site-packages/fused_layer_norm_cuda.cpython-310-x86_64-linux-gnu.so: #242

002xiaojinfeng opened this issue Jan 22, 2025 · 1 comment

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@002xiaojinfeng
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I encountered such a prompt during operation, can anyone help me solve it?

ImportError: /opt/conda/lib/python3.10/site-packages/fused_layer_norm_cuda.cpython-310-x86_64-linux-gnu.so: undefined symbol: _ZN2at4_ops19empty_memory_format4callEN3c108ArrayRefINS2_6SymIntEEENS2_8optionalINS2_10ScalarTypeEEENS6_INS2_6LayoutEEENS6_INS2_6DeviceEEENS6_IbEENS6_INS2_12MemoryFormatEEE
@002xiaojinfeng
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此问题已经解决
我正在运行 pytorch 2.x，它提供了 apex 为 pytorch 1 所做的大部分内容，因此我只需卸载 apex 即可解决问题。

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