# Built-in CODE error: Didn't find urlsrc for mimetype application

**URL:** <https://help.nextcloud.com/t/built-in-code-error-didnt-find-urlsrc-for-mimetype-application/204199>\
**Category:** ℹ️ Support\
**Tags:** docker, nc29, wopi, aio, collabora-built-in\
**Created:** [September 17, 2024, 1:41pm UTC](https://help.nextcloud.com/t/built-in-code-error-didnt-find-urlsrc-for-mimetype-application/204199 "2024-09-17T13:41:05Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![wwe](https://help.nextcloud.com/user_avatar/help.nextcloud.com/wwe/32/72963_2.png) [@wwe](https://help.nextcloud.com/u/wwe)\
**Post date:** [September 17, 2024, 2:12pm UTC](https://help.nextcloud.com/t/built-in-code-error-didnt-find-urlsrc-for-mimetype-application/204199/2 "2024-09-17T14:12:54Z")

</div>

the most common issue related to glibc is running Alpine based containers which use musl and can no execute CODE appimage

> [@Collabora integration guide](https://help.nextcloud.com/t/collabora-integration-guide/151879/1):
>
> Valuable Github discussion regarding buit-in CODE: [Collabora Online - Built-in CODE Server in Nextcloud docker. Documents do not load · Issue #1896 · nextcloud/docker · GitHub](https://github.com/nextcloud/docker/issues/1896)  
> Key learnings
> 
> - Docker `-alpine` image variant don’t work
> - additional volume `-tmpfs` might be required
> - additional variable `APPIMAGE_EXTRACT_AND_RUN=1` might be required

> [@pixart](#):
>
> [https://nc.domain.com/hosting/discavery](https://nc.domain.com/hosting/discavery) and [https://nc.domain.com/hosting/capabilities](https://nc.domain.com/hosting/capabilities) work and are available on my domain

please share the details how you conclude it works? what is the result when you do `curl https://nc.domain.com/hosting/discovery` from **inside** apache container

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_[View the full topic](https://help.nextcloud.com/t/built-in-code-error-didnt-find-urlsrc-for-mimetype-application/204199)._