# Error: test_address_not_allowed

> A live key cannot reach a test address

Source: https://docs.vlayers.ai/errors/test_address_not_allowed

- HTTP status: 422
- Retry: No: fix the request first

## What happened

A live key cannot reach a test address.

## Why

The reserved test addresses belong to test mode; a live key that names one is refused.

## How to fix it

Use a test key (`vl_test_…`) for test addresses.

## Example response

```json
{
  "error": "test_address_not_allowed",
  "message": "A live key cannot reach a test address.",
  "requestId": "req-8f2c1d4b",
  "retryable": false,
  "docs": "https://docs.vlayers.ai/errors/test_address_not_allowed"
}
```