# Error: unable to locate module 'comm'

**URL:** <https://forum.modular.com/t/error-unable-to-locate-module-comm/2270>\
**Category:** MAX\
**Tags:** mojo-compiler\
**Created:** [September 15, 2025, 12:44pm UTC](https://forum.modular.com/t/error-unable-to-locate-module-comm/2270 "2025-09-15T12:44:30Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![steepcurve](https://avatars.discourse-cdn.com/v4/letter/s/58956e/32.png) [@steepcurve](https://forum.modular.com/u/steepcurve)\
**Post date:** [September 15, 2025, 12:44pm UTC](https://forum.modular.com/t/error-unable-to-locate-module-comm/2270/1 "2025-09-15T12:44:30Z")

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I want to test the Mojo kernel on my Mac. I’m using the pixi environment with Mojo version 0.25.6.0.dev2025091505 (9595273d). When I run the command `pixi run mojo -I ~/git-ws/mojo_ws/modular/max/kernels/ ~/git-ws/mojo_ws/modular/max/kernels/test/nn/test_direct_conv.mojo`, I get the error: `error: unable to locate module 'comm'`.

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<div class="post-metadata">

**Author:** ![jack.clayton](https://sea1.discourse-cdn.com/flex001/user_avatar/forum.modular.com/jack.clayton/32/57_2.png) [@jack.clayton](https://forum.modular.com/u/jack.clayton)\
**Post date:** [September 15, 2025, 4:13pm UTC](https://forum.modular.com/t/error-unable-to-locate-module-comm/2270/2 "2025-09-15T16:13:35Z")

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Try adding `src` to the end of your include path:

```bash
pixi run mojo \
-I ~/git-ws/mojo_ws/modular/max/kernels/src \
~/git-ws/mojo_ws/modular/max/kernels/test/nn/test_direct_conv.mojo

```

That’s where `comm` lives.

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/flex001/uploads/modular/original/1X/2751e0fbdc595a99718b216730957e9db4448cfd.jpeg) [@system](https://forum.modular.com/u/system)\
**Post date:** [September 22, 2025, 4:14pm UTC](https://forum.modular.com/t/error-unable-to-locate-module-comm/2270/3 "2025-09-22T16:14:31Z")

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