AI-generated Key Takeaways
- 
          
The content lists various Ad Manager API services available in version v202505.
 - 
          
It provides a hierarchy of error types that inherit from
ApiError, includingNotNullError. - 
          
Details for
NotNullErrorinclude fields inherited fromApiErrorand a specificreasonfield with several possible enumeration values. 
- Namespace
 - 
               
https://www.google.com/apis/ads/publisher/v202505 
                        Field | 
                  |
|---|---|
                        
                           ApiError (inherited)
                      | 
                  |
                        
                           
                      | 
                     
                         
                             | 
                  
                        
                           
                      | 
                     |
                        
                           
                      | 
                     
                         
                             | 
                  
                        
                           
                      | 
                     
                         
                             | 
                  
                        
                           NotNullError
                        
                      | 
                  |
                        
                           
                      | 
                     
                        
                         
 Enumerations 
  |