# Install Discourse for development using Docker

**URL:** https://meta.discourse.org/t/install-discourse-for-development-using-docker/102009
**Category:** Developer Guides
**Tags:** docker, dev-install, how-to
**Created:** [November 16, 2018, 9:40am UTC](https://meta.discourse.org/t/install-discourse-for-development-using-docker/102009 "2018-11-16T09:40:04Z")
**Posts on this page:** 1
**Showing post:** 239

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### Author: ![zergov](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/zergov/32/293138_2.png) [@zergov](https://meta.discourse.org/u/zergov)
#### Post date: [February 11, 2023, 3:28am UTC](https://meta.discourse.org/t/install-discourse-for-development-using-docker/102009/239 "2023-02-11T03:28:27Z")

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Hi! I had the same error.

I managed to fix it by going into `app/assets/javascripts` and running `yarn` before running `d/boot_dev --init`.

My hypothesis is that `d/boot_dev --init` assumes `node_modules` exists somewhere in its execution. This fails because its not if you just cloned the repo.

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_[View the full topic](https://meta.discourse.org/t/install-discourse-for-development-using-docker/102009)._