# Bug: \[W NNPACK.cpp:80\] Could not initialize NNPACK! Reason: Unsupported hardware

**URL:** <https://discuss.pytorch.org/t/bug-w-nnpack-cpp-80-could-not-initialize-nnpack-reason-unsupported-hardware/107518>\
**Category:** Uncategorized\
**Created:** [December 30, 2020, 2:30pm UTC](https://discuss.pytorch.org/t/bug-w-nnpack-cpp-80-could-not-initialize-nnpack-reason-unsupported-hardware/107518 "2020-12-30T14:30:59Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![Omar\_AlSuwaidi](https://discuss.pytorch.org/user_avatar/discuss.pytorch.org/omar_alsuwaidi/32/41441_2.png) [@Omar\_AlSuwaidi](https://discuss.pytorch.org/u/Omar_AlSuwaidi)\
**Post date:** [April 11, 2021, 3:49am UTC](https://discuss.pytorch.org/t/bug-w-nnpack-cpp-80-could-not-initialize-nnpack-reason-unsupported-hardware/107518/5 "2021-04-11T03:49:22Z")

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Hey I’m getting the same error running the new M1. I tried following the “From Source” blog, but I couldn’t figure out where I would pass _USE\_NNPACK=0_. I saw something about “export environment variable”, but I’m not sure where to do so. Could you please assist me?

Thanks!

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