Outage in GitLab
Duo Workflow and AI Gateway intermittent errors
Resolved Minor
March 12, 2026 - Started about 1 month ago
- Lasted about 3 hours
Incident Report
Summary AI Generated
GitLab experienced intermittent errors affecting Duo Workflow and AI Gateway for requests using GPT models, with users also encountering NotImplementedError issues in Code Review flows. The engineering team identified the root cause as a recent commit and worked to revert the problematic changes. The incident lasted 2.9 hours and was resolved through a deployment that reverted the recent changes.
We are currently investigating an issue affecting Duo Workflow and AI Gateway for requests routed through GPT models. Users may experience errors using only gpt models on DAP. Engineering is currently investigating the issue.
Components affected
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Latest Updates ( sorted recent to last )
about 1 month ago - at 03/12/2026 03:34PM
We are currently investigating an issue affecting Duo Workflow and AI Gateway for requests routed through GPT models. Users may experience errors using only gpt models on DAP. Engineering is currently investigating the issue.
about 1 month ago - at 03/12/2026 03:40PM
The cause for the intermittent errors is still under investigation.
about 1 month ago - at 03/12/2026 04:26PM
Our team has identified the issue as related to a recent commit. Our team is discussing next steps.
Users may also experience NotImplementedError with Code Review flows.
More information will be available in: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/21529
about 1 month ago - at 03/12/2026 04:52PM
Our team is currently reverting some recent changes to resolve the issue.
about 1 month ago - at 03/12/2026 05:48PM
This incident is pending a deployment to resolve the issue. We'll provide an update once it is deployed.
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