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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06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 Placement Service handles the creation, updating, and retrieval of placements within Google Ad Manager.\u003c/p\u003e\n"],["\u003cp\u003eThis page outlines the potential errors you might encounter when using the Placement Service, particularly the \u003ccode\u003eNullError\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eA \u003ccode\u003eNullError\u003c/code\u003e arises when a required field is left empty or a list contains null elements, violating a NOT NULL constraint.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003ereason\u003c/code\u003e field within a \u003ccode\u003eNullError\u003c/code\u003e provides further detail about the specific cause of the error, such as \u003ccode\u003eNULL_CONTENT\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eDevelopers should refer to this documentation to understand and troubleshoot \u003ccode\u003eNullError\u003c/code\u003e occurrences when interacting with the Placement Service.\u003c/p\u003e\n"]]],["The content outlines various services and their associated errors within an ad management system. Services include Adjustment, Company, Creative, Forecast, Inventory, and more, alongside PlacementService. A core component is the `NullError`, detailing issues related to null values in data. It inherits from `ApiError` and defines `reason` as `NULL_CONTENT` specifying that list/container must not include null elements. The `ApiError` details `fieldPath`, `fieldPathElements`, `trigger`, and `errorString`.\n"],null,["# type NullError (v202411)\n\n**Service** \n[AdjustmentService](/ad-manager/api/reference/v202411/AdjustmentService.NullError) [CompanyService](/ad-manager/api/reference/v202411/CompanyService.NullError) [CreativeService](/ad-manager/api/reference/v202411/CreativeService.NullError) [CreativeSetService](/ad-manager/api/reference/v202411/CreativeSetService.NullError) [CreativeTemplateService](/ad-manager/api/reference/v202411/CreativeTemplateService.NullError) [CreativeWrapperService](/ad-manager/api/reference/v202411/CreativeWrapperService.NullError) [CustomFieldService](/ad-manager/api/reference/v202411/CustomFieldService.NullError) [CustomTargetingService](/ad-manager/api/reference/v202411/CustomTargetingService.NullError) [DaiEncodingProfileService](/ad-manager/api/reference/v202411/DaiEncodingProfileService.NullError) [ForecastService](/ad-manager/api/reference/v202411/ForecastService.NullError) [InventoryService](/ad-manager/api/reference/v202411/InventoryService.NullError) [LabelService](/ad-manager/api/reference/v202411/LabelService.NullError) [LineItemCreativeAssociationService](/ad-manager/api/reference/v202411/LineItemCreativeAssociationService.NullError) [LineItemService](/ad-manager/api/reference/v202411/LineItemService.NullError) [LineItemTemplateService](/ad-manager/api/reference/v202411/LineItemTemplateService.NullError) [LiveStreamEventService](/ad-manager/api/reference/v202411/LiveStreamEventService.NullError) [MobileApplicationService](/ad-manager/api/reference/v202411/MobileApplicationService.NullError) [NativeStyleService](/ad-manager/api/reference/v202411/NativeStyleService.NullError) [OrderService](/ad-manager/api/reference/v202411/OrderService.NullError) **PlacementService** [ProposalService](/ad-manager/api/reference/v202411/ProposalService.NullError) [PublisherQueryLanguageService](/ad-manager/api/reference/v202411/PublisherQueryLanguageService.NullError) [SiteService](/ad-manager/api/reference/v202411/SiteService.NullError) [TeamService](/ad-manager/api/reference/v202411/TeamService.NullError) [UserTeamAssociationService](/ad-manager/api/reference/v202411/UserTeamAssociationService.NullError) **Inheritance** \n[ApiError](/ad-manager/api/reference/v202411/PlacementService.ApiError) \n▼\n[ApiVersionError](/ad-manager/api/reference/v202411/PlacementService.ApiVersionError) [AuthenticationError](/ad-manager/api/reference/v202411/PlacementService.AuthenticationError) [CollectionSizeError](/ad-manager/api/reference/v202411/PlacementService.CollectionSizeError) [CommonError](/ad-manager/api/reference/v202411/PlacementService.CommonError) [EntityChildrenLimitReachedE...](/ad-manager/api/reference/v202411/PlacementService.EntityChildrenLimitReachedError \"EntityChildrenLimitReachedError\") [EntityLimitReachedError](/ad-manager/api/reference/v202411/PlacementService.EntityLimitReachedError) [FeatureError](/ad-manager/api/reference/v202411/PlacementService.FeatureError) [InternalApiError](/ad-manager/api/reference/v202411/PlacementService.InternalApiError) [NotNullError](/ad-manager/api/reference/v202411/PlacementService.NotNullError) **NullError** [ParseError](/ad-manager/api/reference/v202411/PlacementService.ParseError) [PermissionError](/ad-manager/api/reference/v202411/PlacementService.PermissionError) [PlacementError](/ad-manager/api/reference/v202411/PlacementService.PlacementError) [PublisherQueryLanguageConte...](/ad-manager/api/reference/v202411/PlacementService.PublisherQueryLanguageContextError \"PublisherQueryLanguageContextError\") [PublisherQueryLanguageSynta...](/ad-manager/api/reference/v202411/PlacementService.PublisherQueryLanguageSyntaxError \"PublisherQueryLanguageSyntaxError\") [QuotaError](/ad-manager/api/reference/v202411/PlacementService.QuotaError) [RangeError](/ad-manager/api/reference/v202411/PlacementService.RangeError) [RegExError](/ad-manager/api/reference/v202411/PlacementService.RegExError) [RequiredCollectionError](/ad-manager/api/reference/v202411/PlacementService.RequiredCollectionError) [RequiredError](/ad-manager/api/reference/v202411/PlacementService.RequiredError) [ServerError](/ad-manager/api/reference/v202411/PlacementService.ServerError) [StatementError](/ad-manager/api/reference/v202411/PlacementService.StatementError) [StringFormatError](/ad-manager/api/reference/v202411/PlacementService.StringFormatError) [StringLengthError](/ad-manager/api/reference/v202411/PlacementService.StringLengthError) [TypeError](/ad-manager/api/reference/v202411/PlacementService.TypeError) [UniqueError](/ad-manager/api/reference/v202411/PlacementService.UniqueError)\n\nErrors associated with violation of a NOT NULL check.\n\n*** ** * ** ***\n\nNamespace\n:\n `https://www.google.com/apis/ads/publisher/v202411`\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/v202411/PlacementService.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/v202411/PlacementService.NullError.Reason)` ` The error reason represented by an enum. *** ** * ** *** **Enumerations** `NULL_CONTENT` : Specified list/container must not contain any null elements \u003cbr /\u003e |"]]