# Running Mautic 4 on ddev and composer

**URL:** https://forum.mautic.org/t/running-mautic-4-on-ddev-and-composer/20707
**Category:** Product Support
**Created:** [September 3, 2021, 6:29am UTC](https://forum.mautic.org/t/running-mautic-4-on-ddev-and-composer/20707 "2021-09-03T06:29:30Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![rotorfido](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.mautic.org/rotorfido/32/580_2.png) [@rotorfido](https://forum.mautic.org/u/rotorfido)
#### Post date: [September 3, 2021, 6:29am UTC](https://forum.mautic.org/t/running-mautic-4-on-ddev-and-composer/20707/1 "2021-09-03T06:29:30Z")

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I tried to install it and I get

## The site is currently offline due to encountering an error. If the problem persists, please contact the system administrator.

Any idea what to do?