# Stitch: Major incident: Internal Errors Affecting Extraction Jobs and Authentication

**Summary:** Stitch reported a major outage affecting api.stitchdata.com and app.stitchdata.com, causing 401 errors during extraction jobs and integration re-authentication. It started at 2020-10-20 17:15 UTC and was resolved at 2020-10-20 18:27 UTC, lasting 1 h 11 min. Stitch corrected a recent token-change issue that disrupted infrastructure communication; subsequent jobs and authentication attempts succeeded. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2020-10-20 17:15 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: http://stspg.io/7mnwf1p51ppf](http://stspg.io/7mnwf1p51ppf)
- [Company: Stitch](https://rewindex.com/company/stitch.md)
- Versions: before (none: first archived) → after incident\_version:166/s22f750lygz3@3fdc1b0e5843
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Internal Errors Affecting Extraction Jobs and Authentication
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2020-10-20 17:15 UTC
```

**5. Added: Resolved time**

```diff
+ 2020-10-20 18:27 UTC
```

**6. Added: Affected components**

```diff
+ api.stitchdata.com, app.stitchdata.com
```

**7. Added: Update** (investigating) · 2020-10-20 17:15 UTC

```diff
+ We're currently investigating an issue causing 401 errors to be returned by Stitch during processes like extraction jobs and the re-authentication of new or existing integrations.
```

**8. Added: Update** (monitoring) · 2020-10-20 17:21 UTC

```diff
+ We've corrected an issue stemming from a recent token change that had disrupted communication with some aspects of our infrastructure. Subsequent extraction jobs and authentication attempts should complete successfully.
```

**9. Added: Update** (resolved) · 2020-10-20 18:27 UTC

```diff
+ The rate of 401 errors has returned to and remained at normal levels, and subsequent extraction jobs and authentication attempts have completed successfully as expected.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2020-10-20 17:15 UTC | Major incident: Internal Errors Affecting Extraction Jobs and Authentication (this change) | outage |

All Stitch changes: [timeline](https://rewindex.com/company/stitch/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/ifb661601ae1656 · Markdown: https://rewindex.com/change/ifb661601ae1656.md · JSON: https://rewindex.com/api/v1/changes/ifb661601ae1656 · Generated 2026-10-18T02:55:14.273Z