# Runway: Major incident: Issues with Seedance 2.0 generations

**Summary:** Runway reported a major incident affecting Seedance 2.0 generations across App, Backend, and Public API, with increased generation failures. It started at 2026-04-22 20:41 UTC and was marked resolved at 2026-04-22 22:23 UTC, lasting 1 h 41 min. Runway escalated to a third party; no cause or fix was stated. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-04-22 20:41 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/qxjpm7w6qc5w](https://stspg.io/qxjpm7w6qc5w)
- [Company: Runway](https://rewindex.com/company/runway.md)
- Versions: before (none: first archived) → after incident\_version:40/1pyvlz5dmcbq@53e342f2a3e1
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Issues with Seedance 2.0 generations
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-04-22 20:41 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-04-22 22:23 UTC
```

**6. Added: Affected components**

```diff
+ App, Backend, Public API
```

**7. Added: Update** (investigating) · 2026-04-22 20:41 UTC

```diff
+ We're seeing an increased failure rate of Seedance 2.0 generations. We have escalated to the relevant third party and will share an update as soon as we have it.
```

**8. Added: Update** (resolved) · 2026-04-22 22:23 UTC

```diff
+ We've spotted that something has gone wrong. We're currently investigating the issue, and will provide an update soon.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-04-22 20:41 UTC | Major incident: Issues with Seedance 2.0 generations (this change) | outage |

All Runway changes: [timeline](https://rewindex.com/company/runway/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._


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Canonical: https://rewindex.com/change/i9cb4a6815a294b · Markdown: https://rewindex.com/change/i9cb4a6815a294b.md · JSON: https://rewindex.com/api/v1/changes/i9cb4a6815a294b · Generated 2026-10-18T01:54:09.624Z