# GitLab: Major incident: Flows failing with In Memory Error

**Summary:** _summary pending_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-03-03 09:01 UTC · Detected: 2026-10-18 05:08 UTC
- [Source: https://status.gitlab.com/pages/incident/5b36dc6502d06804c08349f7/69a6a35d9c6a840a18b03d9f](https://status.gitlab.com/pages/incident/5b36dc6502d06804c08349f7/69a6a35d9c6a840a18b03d9f)
- [Company: GitLab](https://rewindex.com/company/gitlab.md)
- Versions: before (none: first archived) → after incident\_version:188/69a6a35d9c6a840a18b03d9f@9ec499ac2f74
- Change 1 of 1 for this incident

Incident page (full timeline): [Flows failing with In Memory Error](https://rewindex.com/company/gitlab/incidents/69a6a35d9c6a840a18b03d9f.md)
## What changed

**1. Added: Title**

```diff
+ Flows failing with In Memory Error
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-03-03 09:01 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-03-03 11:46 UTC
```

**6. Added: Affected components**

```diff
+ GitLab Duo
```

**7. Added: Update** (identified) · 2026-03-03 09:01 UTC

```diff
+ We've identified failures for remote flows, including Duo Developer, and other foundational workflows. Users are seeing failures such as "Session failed" when requesting code reviews through GitLab Duo. The root cause has been identified and a revert is ongoing. More details here: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/21429
```

**8. Added: Update** (identified) · 2026-03-03 09:31 UTC

```diff
+ No material updates at this time, the revert is still in progress. More details here: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/21429
```

**9. Added: Update** (identified) · 2026-03-03 10:01 UTC

```diff
+ Still no material updates at this time, the revert is in progress. More details here: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/21429
```

**10. Added: Update** (identified) · 2026-03-03 10:46 UTC

```diff
+ Still no material updates at this time, the revert is in progress. More details here: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/21429
```

**11. Added: Update** (monitoring) · 2026-03-03 11:03 UTC

```diff
+ The revert has been merged, and the flows are now operational. We are now monitoring the situation. More details here: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/21429
```

**12. Added: Update** (resolved) · 2026-03-03 11:46 UTC

```diff
+ This incident is now resolved. More details here: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/21429
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-03-03 09:01 UTC | Major incident: Flows failing with In Memory Error (this change) | outage |

All GitLab changes: [timeline](https://rewindex.com/company/gitlab/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


---
Canonical: https://rewindex.com/change/i44b0cb6b8dacc6 · Markdown: https://rewindex.com/change/i44b0cb6b8dacc6.md · JSON: https://rewindex.com/api/v1/changes/i44b0cb6b8dacc6 · Generated 2026-10-18T12:19:10.956Z