# GitLab: Some catalog agents are not working

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-09-08 08:54 UTC · Resolved: 2026-09-08 09:57 UTC · Duration: 1.1 h
- Updates: 2 · Affected components: GitLab Duo
- [Vendor status page: https://status.gitlab.com/pages/incident/5b36dc6502d06804c08349f7/6a9fcd469dcc14478b612ead](https://status.gitlab.com/pages/incident/5b36dc6502d06804c08349f7/6a9fcd469dcc14478b612ead)
- [Company: GitLab](https://rewindex.com/company/gitlab.md)

## Summary

GitLab Duo had a major outage: starting new chats with AI catalog agents failed as websocket connections immediately dropped. The incident started at 2026-09-08 08:54 UTC and was resolved at 2026-09-08 09:57 UTC, lasting 1 h 3 min; GitLab reverted the merge request that introduced the failure, restoring custom/catalog agents. _(machine-written, sol)_
## Timeline of updates

- **identified** 2026-09-08 08:54 UTC: Starting a new chat with an agent from the AI catalog does not work, and the websocket connection is immediately dropped. We are reverting the merge request that introduced the failure. The incident is being tracked in https://gitlab.com/gitlab-com/gl-infra/production/-/work\_items/22880.
- **resolved** 2026-09-08 09:57 UTC: The merge request that introduced the failure was reverted, and custom/catalog agents are working again. More information is available in gitlab.com/gitlab-com/gl-infra/production/-/work\_items/22880.

## Rewindex changes for this incident

- 2026-09-08 08:54 UTC: [Major incident: Some catalog agents are not working](https://rewindex.com/change/i01cd1178a473e4.md)


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Canonical: https://rewindex.com/company/gitlab/incidents/6a9fcd469dcc14478b612ead · Markdown: https://rewindex.com/company/gitlab/incidents/6a9fcd469dcc14478b612ead.md · JSON: https://rewindex.com/api/v1/companies/gitlab/incidents/6a9fcd469dcc14478b612ead · Generated 2026-10-18T11:26:01.952Z