---
title: "Validation failed"
description: "At least one field has an invalid value."
lang: en
url: https://developers.bodo-app.com/en/problems/VALIDATION_FAILED/
apiVersion: 2026-11-01
---

# Validation failed

At least one field has an invalid value.

**Status 422** · `VALIDATION_FAILED`

## Typical cause

A field has an invalid value, a required field is missing, or a file does not match type or size.

## Way out

Every element of `errors` names `field` and `code`. Fix the values and send again.

## Example response

**Example response**

```http
POST /v1/contacts

HTTP/1.1 422 Unprocessable Content
Content-Type: application/problem+json
Content-Language: en

{
  "type": "https://developers.bodo-app.com/problems/VALIDATION_FAILED",
  "title": "Validation failed",
  "status": 422,
  "instance": "/v1/contacts",
  "code": "VALIDATION_FAILED",
  "requestId": "req_01JBD8Y3K5M7Q2W9X4Z6T1V0NP"
}
```

## Related

- [400 INVALID_REQUEST](/en/problems/INVALID_REQUEST/) · Invalid request

Read on: [Errors](/en/guides/errors/)