AI-generated Key Takeaways
- 
          The content provides a list of various service categories within the Google Ad Manager API, including services related to Ad Rules, Inventory, and Reporting. 
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          The content details the inheritance hierarchy of API errors, with ApiErrorbeing the base class for numerous specific error types.
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          A key error discussed is PublisherQueryLanguageSyntaxError, which specifically occurs when a PQL query within a Statement object cannot be parsed.
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          The PublisherQueryLanguageSyntaxErrorhas areasonfield which indicates whether the error is due to an unparsable PQL syntax or an unknown issue.
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          Details for understanding API errors include fields like fieldPath,fieldPathElements,trigger, anderrorString.
An error that occurs while parsing a PQL query contained in a Statement object.
- Namespace
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               https://www.google.com/apis/ads/publisher/v202502
| 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. | 
| PublisherQueryLanguageSyntaxError | |
| 
                            | 
                            The error reason represented by an enum. Enumerations 
 |