# Problems while updating from 3.0.3 to 3.0.4 : Error 523

**URL:** https://meta.discourse.org/t/problems-while-updating-from-3-0-3-to-3-0-4-error-523/268815
**Category:** Self-hosting
**Created:** [June 18, 2023, 5:05pm UTC](https://meta.discourse.org/t/problems-while-updating-from-3-0-3-to-3-0-4-error-523/268815 "2023-06-18T17:05:15Z")
**Posts on this page:** 1
**Showing post:** 2

<div class="post-metadata">

### Author: ![Ed\_S](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/ed_s/32/134015_2.png) [@Ed\_S](https://meta.discourse.org/u/Ed_S)
#### Post date: [June 20, 2023, 7:57am UTC](https://meta.discourse.org/t/problems-while-updating-from-3-0-3-to-3-0-4-error-523/268815/2 "2023-06-20T07:57:53Z")

</div>

> [@gmoirod](#):
>
> `Unknown error 523`

I can’t find anything useful about this error. What is your OS distribution and version? What kind of storage is in use for uploads?

I hope you already know that using the ‘stable’ track is an unusual tactic - almost everyone runs the ‘tests-passed’ track. See  
[Why does Discourse always install “beta” versions by default?](https://meta.discourse.org/t/why-does-discourse-always-install-beta-versions-by-default/264400)

---

_[View the full topic](https://meta.discourse.org/t/problems-while-updating-from-3-0-3-to-3-0-4-error-523/268815)._