[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06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 core content outlines various services within an ad management system, including Adjustment, Company, Creative, Forecast, Inventory, and Order services. It also details associated services like LineItem, Placement, and Proposal. The document specifies `NullError.Reason`, indicating a validation error where a list or container must not contain null elements, specifically `NULL_CONTENT`, within the defined namespace.\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](/ad-manager/api/reference/v202502/CreativeTemplateService.NullError.Reason) [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** [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/OrderService.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 |"]]
