# SendGrid: Incident deleted: WhatsApp Sandbox Message Processing Issues

**Summary:** _summary pending_
- Kind: Incident deleted · Label: Deleted by vendor (rule)
- Changed: 2026-10-19 17:03 UTC · Detected: 2026-10-19 17:03 UTC
- [Source: https://stspg.io/623n247dv0m2](https://stspg.io/623n247dv0m2)
- [Company: SendGrid](https://rewindex.com/company/sendgrid.md)
- Versions: before incident\_version:258/lrq2mmp9zb08@9e21168ad0d5 → after (deleted)
- Change 1 of 1 for this incident

Incident page (full timeline): [WhatsApp Sandbox Message Processing Issues](https://rewindex.com/company/sendgrid/incidents/lrq2mmp9zb08.md)
## What changed

**1. Removed: Title**

```diff
- WhatsApp Sandbox Message Processing Issues
```

**2. Removed: Impact**

```diff
- minor
```

**3. Removed: Status**

```diff
- resolved
```

**4. Removed: Start time**

```diff
- 2026-10-12 03:24 UTC
```

**5. Removed: Resolved time**

```diff
- 2026-10-12 07:19 UTC
```

**6. Removed: Affected components**

```diff
- PROGRAMMABLE MESSAGING - WhatsApp Messaging, WhatsApp Messaging
```

**7. Removed: Update** (investigating) · 2026-10-12 03:24 UTC

```diff
- We are investigating an issue with WhatsApp Sandbox. Users may experience messages not being processed in the sandbox environment. We will provide another update in 1 hour or as soon as more information becomes available.
```

**8. Removed: Update** (identified) · 2026-10-12 04:31 UTC

```diff
- We have identified the issue of message processing failures for WhatsApp Sandbox. Customers using WhatsApp Try Out may be unable to interact with the sandbox sender at this time, and we are working toward a fix. We will provide another update in 1 hour or as soon as more information becomes available.
```

**9. Removed: Update** (identified) · 2026-10-12 04:32 UTC

```diff
- We have identified the issue of message processing failures for WhatsApp Sandbox. Customers using WhatsApp Try Out may be unable to interact with the Sandbox environment, and some requests may return HTTP 404 status codes. We are working toward a fix. We will provide another update in 1 hour or as soon as more information becomes available.
```

**10. Removed: Update** (identified) · 2026-10-12 05:34 UTC

```diff
- We have identified the issue of message processing failures for WhatsApp Sandbox. Customers using WhatsApp Try Out may be unable to interact with the Sandbox while we work to restore normal functionality. We will provide another update in 2 hours or as soon as more information becomes available.
```

**11. Removed: Update** (monitoring) · 2026-10-12 06:13 UTC

```diff
- Our engineers have mitigated the issue and are monitoring system performance. WhatsApp Sandbox message processing is returning to normal, and recent validation checks indicate the service is recovering. We will provide another update in 2 hours or as soon as more information becomes available.
```

**12. Removed: Update** (monitoring) · 2026-10-12 06:18 UTC

```diff
- Our engineers have mitigated the issue and are monitoring system performance. WhatsApp Sandbox message processing has been restored and the service is returning to normal. We will provide another update in 2 hours or as soon as more information becomes available.
```

**13. Removed: Update** (resolved) · 2026-10-12 07:19 UTC

```diff
- WhatsApp Sandbox message processing has been fully restored, and system performance has returned to normal. Our engineers have verified the resolution, and this incident is now resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-10-19 17:03 UTC | Incident deleted: WhatsApp Sandbox Message Processing Issues (this change) | Deleted by vendor |

All SendGrid changes: [timeline](https://rewindex.com/company/sendgrid/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/d5b8653370c2506 · Markdown: https://rewindex.com/change/d5b8653370c2506.md · JSON: https://rewindex.com/api/v1/changes/d5b8653370c2506 · Generated 2026-10-19T23:33:55.001Z