AI-generated Key Takeaways
- 
          
The document provides a list of services within the Ad Manager API, including links to their respective
ApiVersionError.Reasondocumentation for version v202508. - 
          
ApiVersionError.Reasonis an enumeration with two possible values:UPDATE_TO_NEWER_VERSIONandUNKNOWN. - 
          
The
UPDATE_TO_NEWER_VERSIONreason indicates that the attempted operation is not permitted in the API version used for the request. - 
          
The
UNKNOWNreason is returned when the actual value of an enumeration is not exposed by the specific API version requested. 
- Namespace
 - 
               
https://www.google.com/apis/ads/publisher/v202508 
| Enumeration | Description | 
|---|---|
                        UPDATE_TO_NEWER_VERSION
                      | 
                     Indicates that the operation is not allowed in the version the request was made in. | 
                        UNKNOWN
                      | 
                     The value returned if the actual value is not exposed by the requested API version. |