Enum describing possible internal errors.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v25/errors/internal_error.proto)

| Enums ||
|---|---|
| ## `DEADLINE_EXCEEDED` | The request took longer than a deadline. |
| ## `ERROR_CODE_NOT_PUBLISHED` | The intended error code doesn't exist in specified API version. It will be released in a future API version. |
| ## `INTERNAL_ERROR` | Google Ads API encountered unexpected internal error. |
| ## `TRANSIENT_ERROR` | Google Ads API encountered an unexpected transient error. The user should retry their request in these cases. |
| ## `UNKNOWN` | The received error code is not known in this version. |
| ## `UNSPECIFIED` | Enum unspecified. |