# Why doesn't the deployed Discourse support language modification?

**URL:** https://meta.discourse.org/t/discourse/395496
**Category:** Support
**Created:** [February 9, 2026, 5:45am UTC](https://meta.discourse.org/t/discourse/395496 "2026-02-09T05:45:51Z")
**Posts on this page:** 1
**Showing post:** 3

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### Author: ![Moin](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/moin/32/554653_2.png) [@Moin](https://meta.discourse.org/u/Moin)
#### Post date: [February 9, 2026, 10:24am UTC](https://meta.discourse.org/t/discourse/395496/3 "2026-02-09T10:24:12Z")

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Does this help you? ['Default Locale' stopped working (again) - #11 by gerhard](https://meta.discourse.org/t/default-locale-stopped-working-again/95631/11)

It seems to be about the same error. Is DISCOURSE\_DEFAULT\_LOCALE commented out in your app.yml?

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