[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06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 API, including AdRule, Adjustment, AdsTxt, AudienceSegment, and many others. These services cover functionalities like content management, creative handling, forecasting, inventory, and targeting. The `NotNullError` dependency defines error reasons such as `ARG1_NULL`, `ARG2_NULL`, `ARG3_NULL`, `NULL`, and `UNKNOWN`, which are used to indicate errors related to null arguments or unknown values in service calls within the API.\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** [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](/ad-manager/api/reference/v202502/ProposalService.NotNullError.Reason) [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/NetworkService.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. |"]]