---
title: "E15010 — WhatsAppTemplateLanguageConflict"
description: "The language was changed by another request. Reload the latest version and try again."
canonical: "https://bird.com/docs/api/errors/E15010"
---

# E15010 — WhatsAppTemplateLanguageConflict

The language was changed by another request. Reload the latest version and try again.

- **HTTP status**: `409`
- **Type**: `conflict_error`
- **Name**: `WhatsAppTemplateLanguageConflict`

## What to do

The revision you supplied is stale. The language or the version changed since you loaded it. Fetch the current version, reapply your change on top of it, then save or submit again.

## Related

- [Idempotency](/docs/api/idempotency): safe retries and key reuse rules
- [E15xxx — WhatsApp sending & delivery](/docs/api/errors/E15xxx): every code in this range
- [Errors](/docs/api/errors): the full wire contract, status mapping, and error catalog
- [Error handling](/docs/guides/errors): branching on `type` and `code`, validation details, and `vendor_code`

## Related resources

- [Should I use a Bird SDK or call the API directly?](/explained/platform/should-i-use-an-sdk-or-call-the-api-directly) (answer)
- [Build your first integration](/learn/paths/integration) (course)
- [Send your first email](/docs/get-started/send-your-first-email) (docs)

[Get an implementation brief](/learn/workspace?topic=api-basics)