Enum describing possible Smart campaign errors.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v26/errors/smart_campaign_error.proto)

| Enums ||
|---|---|
| ## `BUSINESS_NAME_OR_BUSINESS_LOCATION_ID_MISSING` | The business name or business location id is required. |
| ## `CANNOT_DETERMINE_SUGGESTION_LOCALE` | The locale could not be determined. |
| ## `CREATION_FAILED` | New Smart campaigns cannot be created. |
| ## `FINAL_URL_NOT_CRAWLABLE` | The final URL could not be crawled. |
| ## `GBP_ENABLED_GENERATE_PMAX_NOT_SUPPORTED` | The GBP enabled generate PMax feature is not supported yet. |
| ## `GENERATE_PMAX_CONVERTERS_FAIL` | The Smart Campaign to PMax conversion failed validation. |
| ## `GEO_TARGETS_REQUIRED` | A location list or proximity is required. |
| ## `IMAGE_ENABLED_GENERATE_PMAX_NOT_SUPPORTED` | The image enabled generate PMax feature is not supported yet. |
| ## `INVALID_BUSINESS_LOCATION_ID` | The business location id is invalid. |
| ## `INVALID_CAMPAIGN` | The SmartCampaignSetting resource is only applicable for campaigns with advertising channel type SMART. |
| ## `REQUIRED_SUGGESTION_FIELD_MISSING` | A Smart campaign suggestion request field is required. |
| ## `UNKNOWN` | The received error code is not known in this version. |
| ## `UNSPECIFIED` | Enum unspecified. |
| ## `VALIDATE_ONLY_GENERATE_PMAX_NOT_SUPPORTED` | The validate_only generate PMax feature is not supported yet. |