# 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:** 17

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**Author:** ![merefield](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/merefield/32/176214_2.png) [@merefield](https://meta.discourse.org/u/merefield)\
**Post date:** [January 11, 2024, 7:24pm UTC](https://meta.discourse.org/t/discourse-build-error-an-error-occurred-while-installing-rbtrace-0-5-1-and-bundler-cannot-continue/289530/17 "2024-01-11T19:24:42Z")

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You need to be on at least Ubuntu Jammy (22 LTS) for the latest beta or tests-passed build to now work I believe.

16.x is _ancient_ 😅

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_[View the full topic](https://meta.discourse.org/t/discourse-build-error-an-error-occurred-while-installing-rbtrace-0-5-1-and-bundler-cannot-continue/289530)._