# Forum shows Oops message

**URL:** https://meta.discourse.org/t/forum-shows-oops-message/82202
**Category:** Self-hosting
**Created:** [3월 5, 2018, 10:38오전 UTC](https://meta.discourse.org/t/forum-shows-oops-message/82202 "2018-03-05T10:38:55Z")
**Posts on this page:** 1
**Showing post:** 16

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### Author: ![tobiaseigen](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/tobiaseigen/32/539204_2.png) [@tobiaseigen](https://meta.discourse.org/u/tobiaseigen)
#### Post date: [3월 5, 2018, 5:44오후 UTC](https://meta.discourse.org/t/forum-shows-oops-message/82202/16 "2018-03-05T17:44:47Z")

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this might help:

> [@Default app.yml file anywhere?](https://meta.discourse.org/t/default-app-yml-file-anywhere/74345):
>
> I am trying to find a default app.yml file to put into my containers folder so I can edit it as per [here](https://meta.discourse.org/t/running-other-websites-on-the-same-machine-as-discourse/17247). For now, when I try to run set up, I get this message. Port 80 appears to already be in use. If you are trying to run Discourse simultaneously with another web server like Apache or nginx, you will need to bind to a different port See https://meta.discourse.org/t/17247 If you are reconfiguring an already-configured Discourse, use ./launcher stop app to stop Discourse before you reconf…

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