AI-generated Key Takeaways
- 
          NullError represents errors related to violating NOT NULL checks. 
- 
          It includes inherited fields from ApiError such as fieldPath, trigger, and errorString. 
- 
          The specific reason for a NullError is indicated by the 'reason' field, which is an enum. 
- 
          The NULL_CONTENT enum value indicates that a specified list or container should not contain any null elements. 
Errors associated with violation of a NOT NULL check.
- 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. | 
| NullError | |
| 
                            | The error reason represented by an enum. Enumerations 
 |