AI-generated Key Takeaways
- 
          NullError.Reason provides explanations for validation errors in the NullError dependency. 
- 
          One reason for a NullError is NULL_CONTENT, which indicates a specified list or container must not contain any null elements.
                  Service
               
               
                  AdjustmentService
                  CompanyService
                  CreativeService
                  CreativeSetService
                  CreativeTemplateService
                  CreativeWrapperService
                  CustomFieldService
                  CustomTargetingService
                  DaiEncodingProfileService
                  ForecastService
                  InventoryService
                  LabelService
                  LineItemCreativeAssociationService
                  LineItemService
                  LineItemTemplateService
                  LiveStreamEventService
                  MobileApplicationService
                  NativeStyleService
                  OrderService
                  PlacementService
                  ProposalService
                  PublisherQueryLanguageService
                  SiteService
                  TeamService
                  UserTeamAssociationService
               
            
                  Dependencies
               
               
                  NullError
                  
            ▼
                  NullError.Reason
               The reasons for the validation error.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202508
| Enumeration | Description | 
|---|---|
| NULL_CONTENT | Specified list/container must not contain any null elements |