AI-generated Key Takeaways
- 
          The webpage lists various Ad Manager API services. 
- 
          The content also details different types of errors that can occur within the API, including those related to collections. 
- 
          RequiredCollectionErroris a specific error type used for validating the sizes of collections.
- 
          RequiredCollectionErrorhas several reasons, includingREQUIRED,TOO_LARGE,TOO_SMALL, andUNKNOWN.
A list of all errors to be used for validating sizes of collections.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202505
| 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. | 
| RequiredCollectionError | |
| 
                            | 
                            
 Enumerations 
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