AI-generated Key Takeaways
- 
          The content lists various Ad Manager API services available in version v202502, including AdRuleService, AdjustmentService, and many others. 
- 
          The Inheritance section details various types of API errors that can be encountered, such as AuthenticationError, CollectionSizeError, and InternalApiError. 
- 
          The NotNullError specifically highlights the reasonfield which can have enumerated values likeARG1_NULL,ARG2_NULL,NULL, andUNKNOWN.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202502
| Field | |
|---|---|
| ApiError(inherited) | |
| 
                            | 
                            | 
| 
                            | |
| 
                            | 
                            | 
| 
                            | 
                            | 
| NotNullError | |
| 
                            | 
 Enumerations 
 |