AI-generated Key Takeaways
- 
          The webpage lists various Google Ad Manager API services available in version v202502, such as AdRuleService, AdjustmentService, and many others, providing links to their documentation. 
- 
          It details an inheritance hierarchy of errors, starting with ApiError and including specific errors like AuthenticationError, CustomTargetingError, and the RequiredError. 
- 
          The RequiredError is highlighted as an error type that occurs due to a missing required field. 
- 
          The RequiredError has a reasonfield which is an enum indicating why the error occurred, withREQUIREDbeing the only specified reason.
Errors due to missing required field.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202502
| Field | |
|---|---|
| ApiError(inherited) | |
| 
                            | 
                            The OGNL field path to identify cause of error. | 
| 
                            | A parsed copy of the field path. For example, the field path "operations[1].operand" corresponds to this list: {FieldPathElement(field = "operations", index = 1), FieldPathElement(field = "operand", index = null)}. | 
| 
                            | 
                            The data that caused the error. | 
| 
                            | 
                            A simple string representation of the error and reason. | 
| RequiredError | |
| 
                            | The error reason represented by an enum. Enumerations 
 |