# Retool: Major incident: Elevated 504 Errors Impacting Cloud Users

**Summary:** Retool reported a major incident involving elevated 504 errors for cloud users, affecting Classic web app and Web Application and APIs. It started at 2026-05-25 12:39 UTC and was resolved at 2026-05-25 12:52 UTC, lasting 13 min; Retool reported implementing a fix and monitoring results. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-05-25 12:39 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/jqjwv9vw7bl4](https://stspg.io/jqjwv9vw7bl4)
- [Company: Retool](https://rewindex.com/company/retool.md)
- Versions: before (none: first archived) → after incident\_version:204/tks9mcy725zr@435b3914a5ff
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Elevated 504 Errors Impacting Cloud Users
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-05-25 12:39 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-05-25 12:52 UTC
```

**6. Added: Affected components**

```diff
+ Classic web app, Web Application and APIs
```

**7. Added: Update** (monitoring) · 2026-05-25 12:39 UTC

```diff
+ A fix has been implemented and we are monitoring the results.
```

**8. Added: Update** (resolved) · 2026-05-25 12:52 UTC

```diff
+ This incident has been resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-05-25 12:39 UTC | Major incident: Elevated 504 Errors Impacting Cloud Users (this change) | outage |

All Retool changes: [timeline](https://rewindex.com/company/retool/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/ibdf08858bbb920 · Markdown: https://rewindex.com/change/ibdf08858bbb920.md · JSON: https://rewindex.com/api/v1/changes/ibdf08858bbb920 · Generated 2026-10-18T02:54:38.050Z