A parsed copy of the field path. For example, the field path "operations[1].operand"
corresponds to this list: {FieldPathElement(field = "operations", index = 1),
FieldPathElement(field = "operand", index = null)}.
trigger
xsd:string
The data that caused the error.
errorString
xsd:string
A simple string representation of the error and reason.
[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06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."],[[["\u003cp\u003eThe \u003ccode\u003eCmsMetadataService\u003c/code\u003e allows for management of CMS metadata in Google Ad Manager.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eNotNullError\u003c/code\u003e occurs when a null value is provided for a required attribute.\u003c/p\u003e\n"],["\u003cp\u003eThis error includes details such as the \u003ccode\u003efieldPath\u003c/code\u003e, \u003ccode\u003etrigger\u003c/code\u003e, and \u003ccode\u003ereason\u003c/code\u003e for easier debugging.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eNotNullError\u003c/code\u003e is part of the broader \u003ccode\u003eApiError\u003c/code\u003e inheritance, encompassing various error types within the Ad Manager API.\u003c/p\u003e\n"],["\u003cp\u003eDevelopers should ensure all required fields are populated with valid, non-null values when interacting with the \u003ccode\u003eCmsMetadataService\u003c/code\u003e to prevent this error.\u003c/p\u003e\n"]]],["The content details various services and error types within an API, specifically version v202408. Key services include AdRuleService, CmsMetadataService, and many others related to ad management. The content highlights the **NotNullError**, triggered when a null value is used for a required attribute. This error inherits from **ApiError** and includes a `reason` field that is represented by the enums such as `ARG1_NULL`, `ARG2_NULL` and `ARG3_NULL`.\n"],null,["**Service** \n[AdRuleService](/ad-manager/api/reference/v202408/AdRuleService.NotNullError) [AdjustmentService](/ad-manager/api/reference/v202408/AdjustmentService.NotNullError) [AdsTxtService](/ad-manager/api/reference/v202408/AdsTxtService.NotNullError) [AudienceSegmentService](/ad-manager/api/reference/v202408/AudienceSegmentService.NotNullError) [CdnConfigurationService](/ad-manager/api/reference/v202408/CdnConfigurationService.NotNullError) **CmsMetadataService** [CompanyService](/ad-manager/api/reference/v202408/CompanyService.NotNullError) [ContactService](/ad-manager/api/reference/v202408/ContactService.NotNullError) [ContentBundleService](/ad-manager/api/reference/v202408/ContentBundleService.NotNullError) [ContentService](/ad-manager/api/reference/v202408/ContentService.NotNullError) [CreativeService](/ad-manager/api/reference/v202408/CreativeService.NotNullError) [CreativeSetService](/ad-manager/api/reference/v202408/CreativeSetService.NotNullError) [CreativeTemplateService](/ad-manager/api/reference/v202408/CreativeTemplateService.NotNullError) [CreativeWrapperService](/ad-manager/api/reference/v202408/CreativeWrapperService.NotNullError) [CustomFieldService](/ad-manager/api/reference/v202408/CustomFieldService.NotNullError) [CustomTargetingService](/ad-manager/api/reference/v202408/CustomTargetingService.NotNullError) [DaiAuthenticationKeyService](/ad-manager/api/reference/v202408/DaiAuthenticationKeyService.NotNullError) [DaiEncodingProfileService](/ad-manager/api/reference/v202408/DaiEncodingProfileService.NotNullError) [ForecastService](/ad-manager/api/reference/v202408/ForecastService.NotNullError) [InventoryService](/ad-manager/api/reference/v202408/InventoryService.NotNullError) [LabelService](/ad-manager/api/reference/v202408/LabelService.NotNullError) [LineItemCreativeAssociationService](/ad-manager/api/reference/v202408/LineItemCreativeAssociationService.NotNullError) [LineItemService](/ad-manager/api/reference/v202408/LineItemService.NotNullError) [LineItemTemplateService](/ad-manager/api/reference/v202408/LineItemTemplateService.NotNullError) [LiveStreamEventService](/ad-manager/api/reference/v202408/LiveStreamEventService.NotNullError) [MobileApplicationService](/ad-manager/api/reference/v202408/MobileApplicationService.NotNullError) [NativeStyleService](/ad-manager/api/reference/v202408/NativeStyleService.NotNullError) [NetworkService](/ad-manager/api/reference/v202408/NetworkService.NotNullError) [OrderService](/ad-manager/api/reference/v202408/OrderService.NotNullError) [PlacementService](/ad-manager/api/reference/v202408/PlacementService.NotNullError) [ProposalLineItemService](/ad-manager/api/reference/v202408/ProposalLineItemService.NotNullError) [ProposalService](/ad-manager/api/reference/v202408/ProposalService.NotNullError) [PublisherQueryLanguageService](/ad-manager/api/reference/v202408/PublisherQueryLanguageService.NotNullError) [ReportService](/ad-manager/api/reference/v202408/ReportService.NotNullError) [SegmentPopulationService](/ad-manager/api/reference/v202408/SegmentPopulationService.NotNullError) [SiteService](/ad-manager/api/reference/v202408/SiteService.NotNullError) [StreamActivityMonitorService](/ad-manager/api/reference/v202408/StreamActivityMonitorService.NotNullError) [SuggestedAdUnitService](/ad-manager/api/reference/v202408/SuggestedAdUnitService.NotNullError) [TargetingPresetService](/ad-manager/api/reference/v202408/TargetingPresetService.NotNullError) [TeamService](/ad-manager/api/reference/v202408/TeamService.NotNullError) [UserService](/ad-manager/api/reference/v202408/UserService.NotNullError) [UserTeamAssociationService](/ad-manager/api/reference/v202408/UserTeamAssociationService.NotNullError) [YieldGroupService](/ad-manager/api/reference/v202408/YieldGroupService.NotNullError) **Inheritance** \n[ApiError](/ad-manager/api/reference/v202408/CmsMetadataService.ApiError) \n▼\n[ApiVersionError](/ad-manager/api/reference/v202408/CmsMetadataService.ApiVersionError) [AuthenticationError](/ad-manager/api/reference/v202408/CmsMetadataService.AuthenticationError) [CollectionSizeError](/ad-manager/api/reference/v202408/CmsMetadataService.CollectionSizeError) [CommonError](/ad-manager/api/reference/v202408/CmsMetadataService.CommonError) [FeatureError](/ad-manager/api/reference/v202408/CmsMetadataService.FeatureError) [InternalApiError](/ad-manager/api/reference/v202408/CmsMetadataService.InternalApiError) [MetadataMergeSpecError](/ad-manager/api/reference/v202408/CmsMetadataService.MetadataMergeSpecError) **NotNullError** [ParseError](/ad-manager/api/reference/v202408/CmsMetadataService.ParseError) [PermissionError](/ad-manager/api/reference/v202408/CmsMetadataService.PermissionError) [PublisherQueryLanguageConte...](/ad-manager/api/reference/v202408/CmsMetadataService.PublisherQueryLanguageContextError \"PublisherQueryLanguageContextError\") [PublisherQueryLanguageSynta...](/ad-manager/api/reference/v202408/CmsMetadataService.PublisherQueryLanguageSyntaxError \"PublisherQueryLanguageSyntaxError\") [QuotaError](/ad-manager/api/reference/v202408/CmsMetadataService.QuotaError) [RangeError](/ad-manager/api/reference/v202408/CmsMetadataService.RangeError) [RequiredCollectionError](/ad-manager/api/reference/v202408/CmsMetadataService.RequiredCollectionError) [RequiredError](/ad-manager/api/reference/v202408/CmsMetadataService.RequiredError) [ServerError](/ad-manager/api/reference/v202408/CmsMetadataService.ServerError) [StatementError](/ad-manager/api/reference/v202408/CmsMetadataService.StatementError) [StringFormatError](/ad-manager/api/reference/v202408/CmsMetadataService.StringFormatError) [StringLengthError](/ad-manager/api/reference/v202408/CmsMetadataService.StringLengthError) [UniqueError](/ad-manager/api/reference/v202408/CmsMetadataService.UniqueError)\n\nCaused by supplying a null value for an attribute that cannot be null.\n\n*** ** * ** ***\n\nNamespace\n:\n `https://www.google.com/apis/ads/publisher/v202408`\n\n| Field ||\n|---------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| **`ApiError` (inherited)** ||\n| `fieldPath` | ` `xsd:`string` The OGNL field path to identify cause of error. |\n| `fieldPathElements` | ` `[FieldPathElement](/ad-manager/api/reference/v202408/CmsMetadataService.FieldPathElement)`[]` A parsed copy of the field path. For example, the field path \"operations\\[1\\].operand\" corresponds to this list: {FieldPathElement(field = \"operations\", index = 1), FieldPathElement(field = \"operand\", index = null)}. |\n| `trigger` | ` `xsd:`string` The data that caused the error. |\n| `errorString` | ` `xsd:`string` A simple string representation of the error and reason. |\n| **`NotNullError`** ||\n| `reason` | ` `[NotNullError.Reason](/ad-manager/api/reference/v202408/CmsMetadataService.NotNullError.Reason)` ` The error reason represented by an enum. *** ** * ** *** **Enumerations** `ARG1_NULL` : Assuming that a method will not have more than 3 arguments, if it does, return NULL `ARG2_NULL` : `ARG3_NULL` : `NULL` : `UNKNOWN` : The value returned if the actual value is not exposed by the requested API version. \u003cbr /\u003e |"]]