[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06 UTC."],[],["The content lists various services within an ad management system, including Adjustment, Company, Creative, CreativeSet, and many more. It then details the \"NullError\" dependency, specifically its \"Reason,\" which is part of the CreativeTemplateService. The `NULL_CONTENT` enumeration, states that lists or containers within the system must not contain null elements. The namespace for these services is `https://www.google.com/apis/ads/publisher/v202502`.\n"],null,["# enum NullError.Reason (v202502)\n\n**Service** \n[AdjustmentService](/ad-manager/api/reference/v202502/AdjustmentService.NullError.Reason) [CompanyService](/ad-manager/api/reference/v202502/CompanyService.NullError.Reason) [CreativeService](/ad-manager/api/reference/v202502/CreativeService.NullError.Reason) [CreativeSetService](/ad-manager/api/reference/v202502/CreativeSetService.NullError.Reason) **CreativeTemplateService** [CreativeWrapperService](/ad-manager/api/reference/v202502/CreativeWrapperService.NullError.Reason) [CustomFieldService](/ad-manager/api/reference/v202502/CustomFieldService.NullError.Reason) [CustomTargetingService](/ad-manager/api/reference/v202502/CustomTargetingService.NullError.Reason) [DaiEncodingProfileService](/ad-manager/api/reference/v202502/DaiEncodingProfileService.NullError.Reason) [ForecastService](/ad-manager/api/reference/v202502/ForecastService.NullError.Reason) [InventoryService](/ad-manager/api/reference/v202502/InventoryService.NullError.Reason) [LabelService](/ad-manager/api/reference/v202502/LabelService.NullError.Reason) [LineItemCreativeAssociationService](/ad-manager/api/reference/v202502/LineItemCreativeAssociationService.NullError.Reason) [LineItemService](/ad-manager/api/reference/v202502/LineItemService.NullError.Reason) [LineItemTemplateService](/ad-manager/api/reference/v202502/LineItemTemplateService.NullError.Reason) [LiveStreamEventService](/ad-manager/api/reference/v202502/LiveStreamEventService.NullError.Reason) [MobileApplicationService](/ad-manager/api/reference/v202502/MobileApplicationService.NullError.Reason) [NativeStyleService](/ad-manager/api/reference/v202502/NativeStyleService.NullError.Reason) [OrderService](/ad-manager/api/reference/v202502/OrderService.NullError.Reason) [PlacementService](/ad-manager/api/reference/v202502/PlacementService.NullError.Reason) [ProposalService](/ad-manager/api/reference/v202502/ProposalService.NullError.Reason) [PublisherQueryLanguageService](/ad-manager/api/reference/v202502/PublisherQueryLanguageService.NullError.Reason) [SiteService](/ad-manager/api/reference/v202502/SiteService.NullError.Reason) [TeamService](/ad-manager/api/reference/v202502/TeamService.NullError.Reason) [UserTeamAssociationService](/ad-manager/api/reference/v202502/UserTeamAssociationService.NullError.Reason) **Dependencies** \n[NullError](/ad-manager/api/reference/v202502/CreativeTemplateService.NullError) \n▼\n**NullError.Reason**\n\nThe reasons for the validation error.\n\n*** ** * ** ***\n\nNamespace\n:\n `https://www.google.com/apis/ads/publisher/v202502`\n\n| Enumeration | Description |\n|----------------|-------------------------------------------------------------|\n| `NULL_CONTENT` | Specified list/container must not contain any null elements |"]]
