# Invalid Commercial Countries
source: https://developer.mastercard.com/mastercard-developers-api/documentation/errors/invalid-commercial-countries/index.md

The list of `commercialCountries` in your request is invalid.

### Solution {#solution}

This error can be returned if the commercial countries in your request are not supported by your project services.

### API Error Response {#api-error-response}

**HTTP code 400**

```JSON
{
  "Errors": {
    "Error": [
      {
        "Description": "Invalid commercial countries",
        "Details": "1662389676788-7e6e4701-8434-47ae-a181-26cfa8f89c01",
        "ReasonCode": "INVALID_COMMERCIAL_COUNTRIES",
        "Recoverable": false,
        "Source": "DEVELOPERS_API"
      }
    ]
  }
}
```

[Back to Errors List](https://developer.mastercard.com/mastercard-developers-api/documentation/code-and-formats/index.md#list-of-common-api-errors)​​