AI-generated Key Takeaways
- 
          The content describes the AuthenticationError, which is an error type for exceptions occurring during authentication. 
- 
          The AuthenticationError inherits from ApiError and includes specific fields like fieldPath, trigger, and errorString. 
- 
          The AuthenticationError has a 'reason' field that provides specific details about the authentication failure through various enumerated values. 
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          Potential authentication failure reasons include invalid email, failed authentication, invalid OAuth signature, missing headers, and network access issues, among others. 
An error for an exception that occurred when authenticating.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202411
| 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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