# Problem after Discourse update

**URL:** https://meta.discourse.org/t/problem-after-discourse-update/182413
**Category:** Self-hosting
**Created:** [March 7, 2021, 7:22pm UTC](https://meta.discourse.org/t/problem-after-discourse-update/182413 "2021-03-07T19:22:36Z")
**Posts on this page:** 1
**Showing post:** 7

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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: [March 8, 2021, 8:11am UTC](https://meta.discourse.org/t/problem-after-discourse-update/182413/7 "2021-03-08T08:11:38Z")

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Yep, to give you an idea of what’s involved take a look at this example of a similar problem and resolution **on a different table** : [Failed upgrade: UniqueViolation: duplicate key value violates unique constraint "data\_explorer\_queries\_pkey"](https://meta.discourse.org/t/failed-upgrade-uniqueviolation-duplicate-key-value-violates-unique-constraint-data-explorer-queries-pkey/163667)

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