Bad Request

The request could not be processed because one or more request values are invalid, incomplete, or mutually incompatible.

Property	Value
Type	https://docs.headcode.dev/errors/general/bad-request
Code	HEADCODE.GENERAL.BAD_REQUEST
HTTP status	400
Title	Bad Request

Example

{
  "type": "https://docs.headcode.dev/errors/general/bad-request",
  "title": "Bad Request",
  "status": 400,
  "detail": "Both 'lat' and 'lng' must be provided together.",
  "code": "HEADCODE.GENERAL.BAD_REQUEST",
  "errors": [
    {
      "detail": "Both 'lat' and 'lng' must be provided together.",
      "parameter": "lat"
    },
    {
      "detail": "Both 'lat' and 'lng' must be provided together.",
      "parameter": "lng"
    }
  ]
}

How to resolve

Check the endpoint documentation for required parameters, supported combinations, valid ranges, and allowed enum values. For station search, provide either query or a complete lat/lng pair, not both.