# Convex: Major incident: Action failures for business deployments that use createFunctionHandle

**Summary:** Convex reported a major incident causing actions that call createFunctionHandle to fail on business deployments; Free, Starter and Professional users were unaffected. It started at 2026-08-05 01:42 UTC and was resolved at 2026-08-05 01:57 UTC, lasting 14 min. Convex reported implementing and deploying a fix before confirming resolution. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-08-05 01:42 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/t0tt8gz29svy](https://stspg.io/t0tt8gz29svy)
- [Company: Convex](https://rewindex.com/company/convex.md)
- Versions: before (none: first archived) → after incident\_version:140/ymq9py01fx7z@ed098233e26b
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Action failures for business deployments that use createFunctionHandle
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-08-05 01:42 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-08-05 01:57 UTC
```

**6. Added: Affected components**

```diff
+ Business, Live Traffic - Business
```

**7. Added: Update** (identified) · 2026-08-05 01:42 UTC

```diff
+ We identified an issue that can lead to actions failing to execute when their code calls ʹcreateFunctionHandleʹ (https://docs.convex.dev/api/modules/server#createfunctionhandle). This issue only affects business deployments (Free, Starter and Professional users are not affected). A fix has been implemented and is currently being deployed.
```

**8. Added: Update** (resolved) · 2026-08-05 01:57 UTC

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

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-08-05 01:42 UTC | Major incident: Action failures for business deployments that use createFunctionHandle (this change) | outage |

All Convex changes: [timeline](https://rewindex.com/company/convex/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/i530edee54308c6 · Markdown: https://rewindex.com/change/i530edee54308c6.md · JSON: https://rewindex.com/api/v1/changes/i530edee54308c6 · Generated 2026-10-18T03:33:54.816Z