AI-generated Key Takeaways
- 
          The webpage details various services within the Ad Manager API, including CreativeSetService. 
- 
          It lists different types of errors, such as ApiError, AuthenticationError, and CreativeSetError, that can be encountered when using the services. 
- 
          UniqueError is specifically defined as an error for a field that must satisfy a uniqueness constraint. 
- 
          Details about inherited fields from ApiError, like fieldPath and trigger, are provided. 
An error for a field which must satisfy a uniqueness constraint
- 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. | 
| UniqueError | |