[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06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 provided content lists various services within an ad management system, including AdRule, Adjustment, AdsTxt, AudienceSegment, and many others. These services manage aspects like content, creatives, forecasting, inventory, line items, proposals, and reports. The system also defines dependencies, specifically `NotNullError`, which details potential error reasons such as `ARG1_NULL`, `ARG2_NULL`, `ARG3_NULL`, `NULL`, and `UNKNOWN`. Each services and the dependency is associated with a `NotNullError.Reason`.\n"],null,["# enum NotNullError.Reason (v202502)\n\n**Service** \n[AdRuleService](/ad-manager/api/reference/v202502/AdRuleService.NotNullError.Reason) [AdjustmentService](/ad-manager/api/reference/v202502/AdjustmentService.NotNullError.Reason) [AdsTxtService](/ad-manager/api/reference/v202502/AdsTxtService.NotNullError.Reason) [AudienceSegmentService](/ad-manager/api/reference/v202502/AudienceSegmentService.NotNullError.Reason) [CdnConfigurationService](/ad-manager/api/reference/v202502/CdnConfigurationService.NotNullError.Reason) [CmsMetadataService](/ad-manager/api/reference/v202502/CmsMetadataService.NotNullError.Reason) [CompanyService](/ad-manager/api/reference/v202502/CompanyService.NotNullError.Reason) [ContactService](/ad-manager/api/reference/v202502/ContactService.NotNullError.Reason) [ContentBundleService](/ad-manager/api/reference/v202502/ContentBundleService.NotNullError.Reason) [ContentService](/ad-manager/api/reference/v202502/ContentService.NotNullError.Reason) [CreativeService](/ad-manager/api/reference/v202502/CreativeService.NotNullError.Reason) [CreativeSetService](/ad-manager/api/reference/v202502/CreativeSetService.NotNullError.Reason) [CreativeTemplateService](/ad-manager/api/reference/v202502/CreativeTemplateService.NotNullError.Reason) [CreativeWrapperService](/ad-manager/api/reference/v202502/CreativeWrapperService.NotNullError.Reason) [CustomFieldService](/ad-manager/api/reference/v202502/CustomFieldService.NotNullError.Reason) [CustomTargetingService](/ad-manager/api/reference/v202502/CustomTargetingService.NotNullError.Reason) [DaiAuthenticationKeyService](/ad-manager/api/reference/v202502/DaiAuthenticationKeyService.NotNullError.Reason) [DaiEncodingProfileService](/ad-manager/api/reference/v202502/DaiEncodingProfileService.NotNullError.Reason) [ForecastService](/ad-manager/api/reference/v202502/ForecastService.NotNullError.Reason) [InventoryService](/ad-manager/api/reference/v202502/InventoryService.NotNullError.Reason) [LabelService](/ad-manager/api/reference/v202502/LabelService.NotNullError.Reason) [LineItemCreativeAssociationService](/ad-manager/api/reference/v202502/LineItemCreativeAssociationService.NotNullError.Reason) [LineItemService](/ad-manager/api/reference/v202502/LineItemService.NotNullError.Reason) [LineItemTemplateService](/ad-manager/api/reference/v202502/LineItemTemplateService.NotNullError.Reason) [LiveStreamEventService](/ad-manager/api/reference/v202502/LiveStreamEventService.NotNullError.Reason) [MobileApplicationService](/ad-manager/api/reference/v202502/MobileApplicationService.NotNullError.Reason) [NativeStyleService](/ad-manager/api/reference/v202502/NativeStyleService.NotNullError.Reason) [NetworkService](/ad-manager/api/reference/v202502/NetworkService.NotNullError.Reason) [OrderService](/ad-manager/api/reference/v202502/OrderService.NotNullError.Reason) [PlacementService](/ad-manager/api/reference/v202502/PlacementService.NotNullError.Reason) [ProposalLineItemService](/ad-manager/api/reference/v202502/ProposalLineItemService.NotNullError.Reason) **ProposalService** [PublisherQueryLanguageService](/ad-manager/api/reference/v202502/PublisherQueryLanguageService.NotNullError.Reason) [ReportService](/ad-manager/api/reference/v202502/ReportService.NotNullError.Reason) [SegmentPopulationService](/ad-manager/api/reference/v202502/SegmentPopulationService.NotNullError.Reason) [SiteService](/ad-manager/api/reference/v202502/SiteService.NotNullError.Reason) [StreamActivityMonitorService](/ad-manager/api/reference/v202502/StreamActivityMonitorService.NotNullError.Reason) [SuggestedAdUnitService](/ad-manager/api/reference/v202502/SuggestedAdUnitService.NotNullError.Reason) [TargetingPresetService](/ad-manager/api/reference/v202502/TargetingPresetService.NotNullError.Reason) [TeamService](/ad-manager/api/reference/v202502/TeamService.NotNullError.Reason) [UserService](/ad-manager/api/reference/v202502/UserService.NotNullError.Reason) [UserTeamAssociationService](/ad-manager/api/reference/v202502/UserTeamAssociationService.NotNullError.Reason) [YieldGroupService](/ad-manager/api/reference/v202502/YieldGroupService.NotNullError.Reason) **Dependencies** \n[NotNullError](/ad-manager/api/reference/v202502/ProposalService.NotNullError) \n▼\n**NotNullError.Reason**\n\nThe reasons for the target error.\n\n*** ** * ** ***\n\nNamespace\n:\n `https://www.google.com/apis/ads/publisher/v202502`\n\n| Enumeration | Description |\n|-------------|-------------------------------------------------------------------------------------|\n| `ARG1_NULL` | Assuming that a method will not have more than 3 arguments, if it does, return NULL |\n| `ARG2_NULL` | |\n| `ARG3_NULL` | |\n| `NULL` | |\n| `UNKNOWN` | The value returned if the actual value is not exposed by the requested API version. |"]]