# Cannot create or preview transaction using a customer with this email address

You are trying to create or preview a transaction using a customer with an email address indicating a location not supported by Paddle.

---

## Example

```json
{
  "error": {
    "type": "request_error",
    "code": "subscription_customer_email_domain_not_allowed",
    "detail": "Cannot create or preview transaction using a customer with an unsupported email domain.",
    "documentation_url": "https://developer.paddle.com/errors/subscriptions/subscription_customer_email_domain_not_allowed"
  },
  "meta": {
    "request_id": "00000000-0000-0000-0000-000000000000"
  }
}
```

## Details

| Attribute | Value |
| --- | --- |
| Status code | 400 |
| Error code | `subscription_customer_email_domain_not_allowed` |
| Error message | Cannot create or preview transaction using a customer with an unsupported email domain. |

## Common causes

- Email address indicates a country that Paddle does not support.

## Common solutions

- Use a different email address for a country that Paddle does support.