# PG::UndefinedTable: ERROR

**URL:** <https://meta.discourse.org/t/pg-error/262765>\
**Category:** Self-hosting\
**Tags:** unsupported-install\
**Created:** [April 24, 2023, 10:52pm UTC](https://meta.discourse.org/t/pg-error/262765 "2023-04-24T22:52:05Z")\
**Posts on this page:** 1\
**Showing post:** 1

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**Author:** ![Justman10000](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/justman10000/32/252913_2.png) [@Justman10000](https://meta.discourse.org/u/Justman10000)\
**Post date:** [April 24, 2023, 10:52pm UTC](https://meta.discourse.org/t/pg-error/262765/1 "2023-04-24T22:52:05Z")

</div>

Hi, I have now installed Discourse as a standalone, but now I get this error:

PG::UndefinedTable: ERROR: relation “groups” does not exist

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_[View the full topic](https://meta.discourse.org/t/pg-error/262765)._