# Discourse Build Error: “An error occurred while installing rbtrace (0.5.1), and Bundler cannot continue

**URL:** <https://meta.discourse.org/t/discourse-build-error-an-error-occurred-while-installing-rbtrace-0-5-1-and-bundler-cannot-continue/289530>\
**Category:** Self-hosting\
**Created:** [December 22, 2023, 9:51am UTC](https://meta.discourse.org/t/discourse-build-error-an-error-occurred-while-installing-rbtrace-0-5-1-and-bundler-cannot-continue/289530 "2023-12-22T09:51:22Z")\
**Posts on this page:** 1\
**Showing post:** 15

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**Author:** ![Arkshine](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/arkshine/32/298682_2.png) [@Arkshine](https://meta.discourse.org/u/Arkshine)\
**Post date:** [January 11, 2024, 2:18pm UTC](https://meta.discourse.org/t/discourse-build-error-an-error-occurred-while-installing-rbtrace-0-5-1-and-bundler-cannot-continue/289530/15 "2024-01-11T14:18:20Z")

</div>

> [@stance455](#):
>
> ```plaintext
> To see why this extension failed to compile, please check the mkmf.log which can
> be found here:
> 
> /var/www/discourse/vendor/bundle/ruby/3.2.0/extensions/x86_64-linux/3.2.0/rbtrace-0.5.1/mkmf.log
> 
> ```

I don’t know if it will be useful, but I’m wondering what this log’s content is.

```plaintext
cd /var/discourse
./launcher enter app
cat /var/www/discourse/vendor/bundle/ruby/3.2.0/extensions/x86_64-linux/3.2.0/rbtrace-0.5.1/mkmf.log

```

And see if you can copy-paste the content here.

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