AI-generated Key Takeaways
- 
          The webpage lists numerous services available in the Ad Manager API version v202508, including services for managing ad rules, adjustments, inventory, and reporting. 
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          It also details various inheritance relationships for ApiError, outlining different types of errors that can occur, such as authentication, permission, and server errors.
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          The specific error RequiredErroris highlighted, indicating errors caused by missing required fields.
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          The RequiredErrorincludes areasonfield, which is an enum that explains the cause, such asREQUIREDfor a missing required field.
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          Detailed fields like fieldPath,fieldPathElements,trigger, anderrorStringare available withinApiErrorand its descendants to help identify the specific cause and location of an error.
Errors due to missing required field.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202508
| 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 
 |