# Kolibri: yarn run devserver not working

**URL:** <https://community.learningequality.org/t/kolibri-yarn-run-devserver-not-working/1971>\
**Category:** Kolibri\
**Tags:** windows10, installation\
**Created:** [March 30, 2021, 8:53pm UTC](https://community.learningequality.org/t/kolibri-yarn-run-devserver-not-working/1971 "2021-03-30T20:53:16Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![Sangamesh\_Kalbemullg](https://yyz1.discourse-cdn.com/flex035/user_avatar/community.learningequality.org/sangamesh_kalbemullg/32/870_2.png) [@Sangamesh\_Kalbemullg](https://community.learningequality.org/u/Sangamesh_Kalbemullg)\
**Post date:** [March 30, 2021, 9:36pm UTC](https://community.learningequality.org/t/kolibri-yarn-run-devserver-not-working/1971/3 "2021-03-30T21:36:28Z")

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Yeah, I had an error while installing yarn.

**error An unexpected error occurred: “[https://codeload.github.com/learningequality/kolibri-design-system/tar.gz/4a2ae39872817e189c35db1de975c9c49b5b03fa:](https://codeload.github.com/learningequality/kolibri-design-system/tar.gz/4a2ae39872817e189c35db1de975c9c49b5b03fa:) ESOCKETTIMEDOUT”.**

here is the link to the issue, **[Error in yarn install](https://community.learningequality.org/t/error-in-yarn-install/1972)**

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