# type RequiredError (v202602) **Service** [AdRuleService](https://developers.google.com/ad-manager/api/reference/v202602/AdRuleService.RequiredError) [AdjustmentService](https://developers.google.com/ad-manager/api/reference/v202602/AdjustmentService.RequiredError) [AdsTxtService](https://developers.google.com/ad-manager/api/reference/v202602/AdsTxtService.RequiredError) [AudienceSegmentService](https://developers.google.com/ad-manager/api/reference/v202602/AudienceSegmentService.RequiredError) [CdnConfigurationService](https://developers.google.com/ad-manager/api/reference/v202602/CdnConfigurationService.RequiredError) [CmsMetadataService](https://developers.google.com/ad-manager/api/reference/v202602/CmsMetadataService.RequiredError) [CompanyService](https://developers.google.com/ad-manager/api/reference/v202602/CompanyService.RequiredError) [ContactService](https://developers.google.com/ad-manager/api/reference/v202602/ContactService.RequiredError) [ContentBundleService](https://developers.google.com/ad-manager/api/reference/v202602/ContentBundleService.RequiredError) [ContentService](https://developers.google.com/ad-manager/api/reference/v202602/ContentService.RequiredError) [CreativeService](https://developers.google.com/ad-manager/api/reference/v202602/CreativeService.RequiredError) [CreativeSetService](https://developers.google.com/ad-manager/api/reference/v202602/CreativeSetService.RequiredError) [CreativeTemplateService](https://developers.google.com/ad-manager/api/reference/v202602/CreativeTemplateService.RequiredError) [CreativeWrapperService](https://developers.google.com/ad-manager/api/reference/v202602/CreativeWrapperService.RequiredError) [CustomFieldService](https://developers.google.com/ad-manager/api/reference/v202602/CustomFieldService.RequiredError) [CustomTargetingService](https://developers.google.com/ad-manager/api/reference/v202602/CustomTargetingService.RequiredError) [DaiAuthenticationKeyService](https://developers.google.com/ad-manager/api/reference/v202602/DaiAuthenticationKeyService.RequiredError) [DaiEncodingProfileService](https://developers.google.com/ad-manager/api/reference/v202602/DaiEncodingProfileService.RequiredError) [ForecastService](https://developers.google.com/ad-manager/api/reference/v202602/ForecastService.RequiredError) [InventoryService](https://developers.google.com/ad-manager/api/reference/v202602/InventoryService.RequiredError) [LabelService](https://developers.google.com/ad-manager/api/reference/v202602/LabelService.RequiredError) [LineItemCreativeAssociationService](https://developers.google.com/ad-manager/api/reference/v202602/LineItemCreativeAssociationService.RequiredError) [LineItemService](https://developers.google.com/ad-manager/api/reference/v202602/LineItemService.RequiredError) [LineItemTemplateService](https://developers.google.com/ad-manager/api/reference/v202602/LineItemTemplateService.RequiredError) [LiveStreamEventService](https://developers.google.com/ad-manager/api/reference/v202602/LiveStreamEventService.RequiredError) [MobileApplicationService](https://developers.google.com/ad-manager/api/reference/v202602/MobileApplicationService.RequiredError) [NativeStyleService](https://developers.google.com/ad-manager/api/reference/v202602/NativeStyleService.RequiredError) [NetworkService](https://developers.google.com/ad-manager/api/reference/v202602/NetworkService.RequiredError) [OrderService](https://developers.google.com/ad-manager/api/reference/v202602/OrderService.RequiredError) [PlacementService](https://developers.google.com/ad-manager/api/reference/v202602/PlacementService.RequiredError) [ProposalLineItemService](https://developers.google.com/ad-manager/api/reference/v202602/ProposalLineItemService.RequiredError) [ProposalService](https://developers.google.com/ad-manager/api/reference/v202602/ProposalService.RequiredError) **PublisherQueryLanguageService** [ReportService](https://developers.google.com/ad-manager/api/reference/v202602/ReportService.RequiredError) [SegmentPopulationService](https://developers.google.com/ad-manager/api/reference/v202602/SegmentPopulationService.RequiredError) [SiteService](https://developers.google.com/ad-manager/api/reference/v202602/SiteService.RequiredError) [StreamActivityMonitorService](https://developers.google.com/ad-manager/api/reference/v202602/StreamActivityMonitorService.RequiredError) [SuggestedAdUnitService](https://developers.google.com/ad-manager/api/reference/v202602/SuggestedAdUnitService.RequiredError) [TargetingPresetService](https://developers.google.com/ad-manager/api/reference/v202602/TargetingPresetService.RequiredError) [TeamService](https://developers.google.com/ad-manager/api/reference/v202602/TeamService.RequiredError) [UserService](https://developers.google.com/ad-manager/api/reference/v202602/UserService.RequiredError) [UserTeamAssociationService](https://developers.google.com/ad-manager/api/reference/v202602/UserTeamAssociationService.RequiredError) [YieldGroupService](https://developers.google.com/ad-manager/api/reference/v202602/YieldGroupService.RequiredError) **Inheritance** [ApiError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.ApiError) ▼ [AdUnitCodeError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.AdUnitCodeError) [AdUnitHierarchyError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.AdUnitHierarchyError) [ApiVersionError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.ApiVersionError) [AudienceSegmentError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.AudienceSegmentError) [AuthenticationError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.AuthenticationError) [CollectionSizeError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.CollectionSizeError) [CommonError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.CommonError) [CreativeError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.CreativeError) [DealError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.DealError) [ExchangeRateError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.ExchangeRateError) [FeatureError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.FeatureError) [FileError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.FileError) [InternalApiError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.InternalApiError) [InvalidEmailError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.InvalidEmailError) [InvalidUrlError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.InvalidUrlError) [InventoryTargetingError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.InventoryTargetingError) [InventoryUnitError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.InventoryUnitError) [LineItemFlightDateError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.LineItemFlightDateError) [LineItemOperationError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.LineItemOperationError) [NotNullError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.NotNullError) [NullError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.NullError) [OrderActionError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.OrderActionError) [OrderError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.OrderError) [ParseError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.ParseError) [PermissionError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.PermissionError) [PublisherQueryLanguageConte...](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.PublisherQueryLanguageContextError "PublisherQueryLanguageContextError") [PublisherQueryLanguageSynta...](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.PublisherQueryLanguageSyntaxError "PublisherQueryLanguageSyntaxError") [QuotaError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.QuotaError) [RangeError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.RangeError) [RegExError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.RegExError) [RequiredCollectionError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.RequiredCollectionError) **RequiredError** [RequiredNumberError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.RequiredNumberError) [RequiredSizeError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.RequiredSizeError) [ReservationDetailsError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.ReservationDetailsError) [ServerError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.ServerError) [StatementError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.StatementError) [StringFormatError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.StringFormatError) [StringLengthError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.StringLengthError) [TypeError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.TypeError) [UniqueError](https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.UniqueError) Errors due to missing required field. *** ** * ** *** Namespace : `https://www.google.com/apis/ads/publisher/v202602` | ## Field || |---|---| | **`ApiError` (inherited)** || | ### `fieldPath` | ` xsd:string` The OGNL field path to identify cause of error. | | ### `fieldPathElements` | ` https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.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)}. | | ### `trigger` | ` xsd:string` The data that caused the error. | | ### `errorString` | ` xsd:string` A simple string representation of the error and reason. | | **`RequiredError`** || | ### `reason` | ` https://developers.google.com/ad-manager/api/reference/v202602/PublisherQueryLanguageService.RequiredError.Reason ` The error reason represented by an enum. *** ** * ** *** **Enumerations** `REQUIRED` : Missing required field.
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