AI-generated Key Takeaways
- 
          RequiredError indicates an error caused by a missing required field in the service operations. 
- 
          It inherits properties from ApiError, including fieldPath, fieldPathElements, trigger, and errorString, which help identify the source and details of the error. 
- 
          The specific reason for a RequiredError is indicated by the 'reason' field, which has an enumeration value of REQUIREDsignifying a missing required field.
Errors due to missing required field.
- Namespace
- 
               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. | 
| RequiredError | |
| 
                            | The error reason represented by an enum. Enumerations 
 |