# Last sign-in method cannot be removed

> Canonical HTML: https://screenrig.ai/problems/last-credential/

HTTP 409 · `last_credential`

## What it means

The API answers with HTTP 409 Conflict and an `application/problem+json` document when the condition is Last sign-in method cannot be removed. The document's `type` member is `https://screenrig.ai/problems/last-credential`, the address of this page, and its `code` member is `last_credential`.

## What to do

Add another sign-in method before removing this one.

## Player action

This problem defines no Player action class. It belongs to a project, pairing or account flow that an agent or the dashboard drives.

## Reference

| Field | Value |
| --- | --- |
| Code | `last_credential` |
| HTTP status | `409 Conflict` |
| Type | `https://screenrig.ai/problems/last-credential` |
| Player action | `none` |

- [All problem types](https://screenrig.ai/problems/)
- [API reference](https://screenrig.ai/docs/api/#problems)
- [Problem registry YAML](https://screenrig.ai/docs/api/problems.yaml)