AI-generated Key Takeaways
- 
          AuthenticationError is an error indicating an exception occurred during authentication. 
- 
          It inherits from ApiError and includes fields like fieldPath, trigger, and errorString. 
- 
          The AuthenticationError also has a specific reason field with various possible causes for authentication failure. 
- 
          Possible reasons for AuthenticationError include invalid email, failed authentication, missing or ambiguous tokens, and network-related issues. 
An error for an exception that occurred when authenticating.
- 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. | 
| AuthenticationError | |
| 
                            | 
 Enumerations 
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