**Service** [CompanyService](https://developers.google.com/ad-manager/api/reference/v202605/CompanyService.InvalidEmailError.Reason) [ContactService](https://developers.google.com/ad-manager/api/reference/v202605/ContactService.InvalidEmailError.Reason) [NetworkService](https://developers.google.com/ad-manager/api/reference/v202605/NetworkService.InvalidEmailError.Reason) **OrderService** [PublisherQueryLanguageService](https://developers.google.com/ad-manager/api/reference/v202605/PublisherQueryLanguageService.InvalidEmailError.Reason) [UserService](https://developers.google.com/ad-manager/api/reference/v202605/UserService.InvalidEmailError.Reason) **Dependencies** [InvalidEmailError](https://developers.google.com/ad-manager/api/reference/v202605/OrderService.InvalidEmailError) ▼ **InvalidEmailError.Reason**

Describes reasons for an email to be invalid.

*** ** * ** ***

Namespace
:
    `https://www.google.com/apis/ads/publisher/v202605`

| Enumeration | Description |
|---|---|
| `INVALID_FORMAT` | The value is not a valid email address. |
| `UNKNOWN` | The value returned if the actual value is not exposed by the requested API version. |