[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06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 platform, including AdRule, Adjustment, AdsTxt, AudienceSegment, CdnConfiguration, CmsMetadata, Company, and Contact services. It also outlines Creative, Custom, Dai, Forecast, Inventory, and LineItem services. Additional services involve MobileApplication, Network, Order, Proposal, Report, Segment, Site, User, and YieldGroup functionalities. Each service links to a \"RequiredCollectionError.Reason\" with specific error types, like REQUIRED, TOO_LARGE, TOO_SMALL, and UNKNOWN, used for handling collection errors.\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](/ad-manager/api/reference/v202502/CmsMetadataService.RequiredCollectionError.Reason) [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** [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/MobileApplicationService.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. |"]]