# Inbox message error explain

`GET /messages/errors/{code}` · Rivier · inbox

The plain cause and fix for one code (a mail status such as 5.1.1 or a phone-network code).

- Scope: inbox:read
- Graphql: Query.inboxMessageErrorExplain
- Sdk: inbox.messageError.explain
- Cli: inbox message error explain

## Parameters

- `code` (path, required), string
- `channel` (query), string

## Responses

- `200`: Success
- `400`: The request was malformed
- `401`: No valid credential
- `403`: The credential lacks the scope, origin or address
- `429`: Over the key's rate limit; see Retry-After

## Example

```sh
curl -X GET 'https://api.rivier.ai/messages/errors/{code}' \
  -H 'Authorization: Bearer $KEY'
```