AI-generated Key Takeaways
- 
          The content lists various services related to Ad Manager, including AdRuleService, AdjustmentService, and many others. 
- 
          InternalApiError.Reason is an enumeration describing the single reason for an internal API error. 
- 
          Reasons for InternalApiError include unexpected errors, transient errors, unknown causes, planned downtime, and errors generating responses after successful mutations. 
The single reason for the internal API error.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202502
| Enumeration | Description | 
|---|---|
| UNEXPECTED_INTERNAL_API_ERROR | API encountered an unexpected internal error. | 
| TRANSIENT_ERROR | A temporary error occurred during the request. Please retry. | 
| UNKNOWN | The cause of the error is not known or only defined in newer versions. | 
| DOWNTIME | The API is currently unavailable for a planned downtime. | 
| ERROR_GENERATING_RESPONSE | Mutate succeeded but server was unable to build response. Client should not retry mutate. |