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Bad Request

Understand the SumUp API Bad Request response, common causes, and example payload for malformed requests.

Indicates that the server cannot or will not process the request due to a client error.

Common Causes

Section titled “Common Causes”
  • The request body is malformed JSON.
  • A required field is missing or has an invalid value.
  • The request uses an unsupported content type.
{
  "type": "https://developer.sumup.com/problem/bad-request",
  "status": 400,
  "detail": "Bad Request",
  "fields": [
    {
      "path": "$.user.name",
      "name": "name",
      "message": "Name must not be empty"
    }
  ]
}