I’m getting this error when trying to update via ./launcher rebuild app ActiveRecord::RecordNotUnique: PG::UniqueViolation: ERROR: could not create unique index "index_discourse_solved_solved_topics_on_answer_post_id" (ActiveRecord::RecordNotUnique) DETAIL: Key (answer_post_id)=(201795) is dupli…

Seems to be fixed with this patch: FIX: Multiple topics may have the same post as its solution (#348) committed 02:21PM - 26 Mar 25 UTC (UTC) [image] nattsw …

ERROR RecordNotUnique on index_discourse_solved_solved_topics_on_answer_post_id

Support

fhe (Florian) March 26, 2025, 5:07pm 9

Excellent! Thanks for the heads up — I’ve marked your post as solution.

2 Likes

Topic		Replies	Views
"discourse_solved_solved_topics" violates not-null constraint during rebuild Support solved	9	81	December 21, 2025
Cannot restore database: sql key is duplicated Installation	2	557	August 30, 2022
Restore fails - could not create unique index Installation	22	3859	July 6, 2020
Update failed - PG::UniqueViolation: ERROR Installation	8	798	November 14, 2021
Error restoring backup "key is duplicated" Installation	8	1809	August 31, 2017

ERROR RecordNotUnique on index_discourse_solved_solved_topics_on_answer_post_id

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