AI-generated Key Takeaways
- 
          The content provides an overview of various Ad Manager API services, including their respective links. 
- 
          It details the structure and fields of the ApiErrorclass and theAuthenticationErrorclass, which inherits fromApiError.
- 
          The AuthenticationErrorincludes areasonfield with numerous possible enumeration values explaining different authentication failure causes.
- 
          The namespace for these services and errors is https://www.google.com/apis/ads/publisher/v202505.
An error for an exception that occurred when authenticating.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202505
| 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. | 
| AuthenticationError | |
| 
                            | 
 Enumerations 
 |