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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06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\u003eNullError\u003c/code\u003e in the MobileApplicationService is thrown when a non-null value is provided for an attribute that should be null.\u003c/p\u003e\n"],["\u003cp\u003eThis error inherits from \u003ccode\u003eApiError\u003c/code\u003e and provides details like \u003ccode\u003efieldPath\u003c/code\u003e, \u003ccode\u003etrigger\u003c/code\u003e, and \u003ccode\u003eerrorString\u003c/code\u003e for debugging.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003ereason\u003c/code\u003e field, represented by the \u003ccode\u003eNullError.Reason\u003c/code\u003e enum, further specifies the cause of the error, with \u003ccode\u003eNOT_NULL\u003c/code\u003e indicating the main reason.\u003c/p\u003e\n"],["\u003cp\u003eThe namespace for this error is \u003ccode\u003ehttps://www.google.com/apis/ads/publisher/v202408\u003c/code\u003e.\u003c/p\u003e\n"]]],["The provided content details various services and error types within an API, specifically version v202408. Services include Adjustment, Company, Creative, Forecast, Inventory, and others. Inheritance of `ApiError` shows common errors like `AuthenticationError`, `InternalApiError`, `NullError`, and `QuotaError`. The `NullError` occurs when a non-null value is supplied to an attribute that should be null, and includes an enumerated reason such as NOT_NULL or UNKNOWN.\n"],null,["# type NullError (v202408)\n\n**Service** \n[AdjustmentService](/ad-manager/api/reference/v202408/AdjustmentService.NullError) [CompanyService](/ad-manager/api/reference/v202408/CompanyService.NullError) [CreativeService](/ad-manager/api/reference/v202408/CreativeService.NullError) [CreativeSetService](/ad-manager/api/reference/v202408/CreativeSetService.NullError) [CreativeTemplateService](/ad-manager/api/reference/v202408/CreativeTemplateService.NullError) [CreativeWrapperService](/ad-manager/api/reference/v202408/CreativeWrapperService.NullError) [CustomFieldService](/ad-manager/api/reference/v202408/CustomFieldService.NullError) [CustomTargetingService](/ad-manager/api/reference/v202408/CustomTargetingService.NullError) [DaiEncodingProfileService](/ad-manager/api/reference/v202408/DaiEncodingProfileService.NullError) [ForecastService](/ad-manager/api/reference/v202408/ForecastService.NullError) [InventoryService](/ad-manager/api/reference/v202408/InventoryService.NullError) [LabelService](/ad-manager/api/reference/v202408/LabelService.NullError) [LineItemCreativeAssociationService](/ad-manager/api/reference/v202408/LineItemCreativeAssociationService.NullError) [LineItemService](/ad-manager/api/reference/v202408/LineItemService.NullError) [LineItemTemplateService](/ad-manager/api/reference/v202408/LineItemTemplateService.NullError) [LiveStreamEventService](/ad-manager/api/reference/v202408/LiveStreamEventService.NullError) **MobileApplicationService** [NativeStyleService](/ad-manager/api/reference/v202408/NativeStyleService.NullError) [OrderService](/ad-manager/api/reference/v202408/OrderService.NullError) [PlacementService](/ad-manager/api/reference/v202408/PlacementService.NullError) [ProposalService](/ad-manager/api/reference/v202408/ProposalService.NullError) [PublisherQueryLanguageService](/ad-manager/api/reference/v202408/PublisherQueryLanguageService.NullError) [SiteService](/ad-manager/api/reference/v202408/SiteService.NullError) [TeamService](/ad-manager/api/reference/v202408/TeamService.NullError) [UserTeamAssociationService](/ad-manager/api/reference/v202408/UserTeamAssociationService.NullError) **Inheritance** \n[ApiError](/ad-manager/api/reference/v202408/MobileApplicationService.ApiError) \n▼\n[ApiVersionError](/ad-manager/api/reference/v202408/MobileApplicationService.ApiVersionError) [AuthenticationError](/ad-manager/api/reference/v202408/MobileApplicationService.AuthenticationError) [CollectionSizeError](/ad-manager/api/reference/v202408/MobileApplicationService.CollectionSizeError) [CommonError](/ad-manager/api/reference/v202408/MobileApplicationService.CommonError) [FeatureError](/ad-manager/api/reference/v202408/MobileApplicationService.FeatureError) [InternalApiError](/ad-manager/api/reference/v202408/MobileApplicationService.InternalApiError) [MobileApplicationActionError](/ad-manager/api/reference/v202408/MobileApplicationService.MobileApplicationActionError) [MobileApplicationError](/ad-manager/api/reference/v202408/MobileApplicationService.MobileApplicationError) [NotNullError](/ad-manager/api/reference/v202408/MobileApplicationService.NotNullError) **NullError** [ParseError](/ad-manager/api/reference/v202408/MobileApplicationService.ParseError) [PermissionError](/ad-manager/api/reference/v202408/MobileApplicationService.PermissionError) [PublisherQueryLanguageConte...](/ad-manager/api/reference/v202408/MobileApplicationService.PublisherQueryLanguageContextError \"PublisherQueryLanguageContextError\") [PublisherQueryLanguageSynta...](/ad-manager/api/reference/v202408/MobileApplicationService.PublisherQueryLanguageSyntaxError \"PublisherQueryLanguageSyntaxError\") [QuotaError](/ad-manager/api/reference/v202408/MobileApplicationService.QuotaError) [RequiredCollectionError](/ad-manager/api/reference/v202408/MobileApplicationService.RequiredCollectionError) [RequiredError](/ad-manager/api/reference/v202408/MobileApplicationService.RequiredError) [ServerError](/ad-manager/api/reference/v202408/MobileApplicationService.ServerError) [StatementError](/ad-manager/api/reference/v202408/MobileApplicationService.StatementError) [StringFormatError](/ad-manager/api/reference/v202408/MobileApplicationService.StringFormatError) [StringLengthError](/ad-manager/api/reference/v202408/MobileApplicationService.StringLengthError) [UniqueError](/ad-manager/api/reference/v202408/MobileApplicationService.UniqueError)\n\nCaused by supplying a non-null value for an attribute that should 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/MobileApplicationService.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| **`NullError`** ||\n| ### `reason` | ` `[NullError.Reason](/ad-manager/api/reference/v202408/MobileApplicationService.NullError.Reason)` ` The error reason represented by an enum. *** ** * ** *** **Enumerations** `NOT_NULL` : `UNKNOWN` : The value returned if the actual value is not exposed by the requested API version. \u003cbr /\u003e |"]]