[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06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 document lists various services within an ad management system, including AdRuleService, AdjustmentService, and CmsMetadataService. These services manage aspects like ad rules, content metadata, creative elements, inventory, and user targeting. The `RequiredCollectionError` dependency indicates potential issues with data collections, specifying reasons such as `REQUIRED`, `TOO_LARGE`, `TOO_SMALL`, or `UNKNOWN`. These reasons are part of a namespace defined by a specific URL.\n"],null,["# enum RequiredCollectionError.Reason (v202502)\n\n**Service** \n[AdRuleService](/ad-manager/api/reference/v202502/AdRuleService.RequiredCollectionError.Reason) [AdjustmentService](/ad-manager/api/reference/v202502/AdjustmentService.RequiredCollectionError.Reason) [AdsTxtService](/ad-manager/api/reference/v202502/AdsTxtService.RequiredCollectionError.Reason) [AudienceSegmentService](/ad-manager/api/reference/v202502/AudienceSegmentService.RequiredCollectionError.Reason) [CdnConfigurationService](/ad-manager/api/reference/v202502/CdnConfigurationService.RequiredCollectionError.Reason) **CmsMetadataService** [CompanyService](/ad-manager/api/reference/v202502/CompanyService.RequiredCollectionError.Reason) [ContactService](/ad-manager/api/reference/v202502/ContactService.RequiredCollectionError.Reason) [ContentBundleService](/ad-manager/api/reference/v202502/ContentBundleService.RequiredCollectionError.Reason) [ContentService](/ad-manager/api/reference/v202502/ContentService.RequiredCollectionError.Reason) [CreativeService](/ad-manager/api/reference/v202502/CreativeService.RequiredCollectionError.Reason) [CreativeSetService](/ad-manager/api/reference/v202502/CreativeSetService.RequiredCollectionError.Reason) [CreativeTemplateService](/ad-manager/api/reference/v202502/CreativeTemplateService.RequiredCollectionError.Reason) [CreativeWrapperService](/ad-manager/api/reference/v202502/CreativeWrapperService.RequiredCollectionError.Reason) [CustomFieldService](/ad-manager/api/reference/v202502/CustomFieldService.RequiredCollectionError.Reason) [CustomTargetingService](/ad-manager/api/reference/v202502/CustomTargetingService.RequiredCollectionError.Reason) [DaiAuthenticationKeyService](/ad-manager/api/reference/v202502/DaiAuthenticationKeyService.RequiredCollectionError.Reason) [DaiEncodingProfileService](/ad-manager/api/reference/v202502/DaiEncodingProfileService.RequiredCollectionError.Reason) [ForecastService](/ad-manager/api/reference/v202502/ForecastService.RequiredCollectionError.Reason) [InventoryService](/ad-manager/api/reference/v202502/InventoryService.RequiredCollectionError.Reason) [LabelService](/ad-manager/api/reference/v202502/LabelService.RequiredCollectionError.Reason) [LineItemCreativeAssociationService](/ad-manager/api/reference/v202502/LineItemCreativeAssociationService.RequiredCollectionError.Reason) [LineItemService](/ad-manager/api/reference/v202502/LineItemService.RequiredCollectionError.Reason) [LineItemTemplateService](/ad-manager/api/reference/v202502/LineItemTemplateService.RequiredCollectionError.Reason) [LiveStreamEventService](/ad-manager/api/reference/v202502/LiveStreamEventService.RequiredCollectionError.Reason) [MobileApplicationService](/ad-manager/api/reference/v202502/MobileApplicationService.RequiredCollectionError.Reason) [NativeStyleService](/ad-manager/api/reference/v202502/NativeStyleService.RequiredCollectionError.Reason) [NetworkService](/ad-manager/api/reference/v202502/NetworkService.RequiredCollectionError.Reason) [OrderService](/ad-manager/api/reference/v202502/OrderService.RequiredCollectionError.Reason) [PlacementService](/ad-manager/api/reference/v202502/PlacementService.RequiredCollectionError.Reason) [ProposalLineItemService](/ad-manager/api/reference/v202502/ProposalLineItemService.RequiredCollectionError.Reason) [ProposalService](/ad-manager/api/reference/v202502/ProposalService.RequiredCollectionError.Reason) [PublisherQueryLanguageService](/ad-manager/api/reference/v202502/PublisherQueryLanguageService.RequiredCollectionError.Reason) [ReportService](/ad-manager/api/reference/v202502/ReportService.RequiredCollectionError.Reason) [SegmentPopulationService](/ad-manager/api/reference/v202502/SegmentPopulationService.RequiredCollectionError.Reason) [SiteService](/ad-manager/api/reference/v202502/SiteService.RequiredCollectionError.Reason) [StreamActivityMonitorService](/ad-manager/api/reference/v202502/StreamActivityMonitorService.RequiredCollectionError.Reason) [SuggestedAdUnitService](/ad-manager/api/reference/v202502/SuggestedAdUnitService.RequiredCollectionError.Reason) [TargetingPresetService](/ad-manager/api/reference/v202502/TargetingPresetService.RequiredCollectionError.Reason) [TeamService](/ad-manager/api/reference/v202502/TeamService.RequiredCollectionError.Reason) [UserService](/ad-manager/api/reference/v202502/UserService.RequiredCollectionError.Reason) [UserTeamAssociationService](/ad-manager/api/reference/v202502/UserTeamAssociationService.RequiredCollectionError.Reason) [YieldGroupService](/ad-manager/api/reference/v202502/YieldGroupService.RequiredCollectionError.Reason) **Dependencies** \n[RequiredCollectionError](/ad-manager/api/reference/v202502/CmsMetadataService.RequiredCollectionError) \n▼\n**RequiredCollectionError.Reason**\n\n*** ** * ** ***\n\nNamespace\n:\n `https://www.google.com/apis/ads/publisher/v202502`\n\n| Enumeration | Description |\n|-------------|-------------------------------------------------------------------------------------|\n| `REQUIRED` | A required collection is missing. |\n| `TOO_LARGE` | Collection size is too large. |\n| `TOO_SMALL` | Collection size is too small. |\n| `UNKNOWN` | The value returned if the actual value is not exposed by the requested API version. |"]]