# type UniqueError (v202508)

**Service** **AdRuleService** [AdjustmentService](https://developers.google.com/ad-manager/api/reference/v202508/AdjustmentService.UniqueError) [CmsMetadataService](https://developers.google.com/ad-manager/api/reference/v202508/CmsMetadataService.UniqueError) [CompanyService](https://developers.google.com/ad-manager/api/reference/v202508/CompanyService.UniqueError) [ContactService](https://developers.google.com/ad-manager/api/reference/v202508/ContactService.UniqueError) [ContentBundleService](https://developers.google.com/ad-manager/api/reference/v202508/ContentBundleService.UniqueError) [CreativeService](https://developers.google.com/ad-manager/api/reference/v202508/CreativeService.UniqueError) [CreativeSetService](https://developers.google.com/ad-manager/api/reference/v202508/CreativeSetService.UniqueError) [CreativeTemplateService](https://developers.google.com/ad-manager/api/reference/v202508/CreativeTemplateService.UniqueError) [CreativeWrapperService](https://developers.google.com/ad-manager/api/reference/v202508/CreativeWrapperService.UniqueError) [CustomFieldService](https://developers.google.com/ad-manager/api/reference/v202508/CustomFieldService.UniqueError) [CustomTargetingService](https://developers.google.com/ad-manager/api/reference/v202508/CustomTargetingService.UniqueError) [DaiAuthenticationKeyService](https://developers.google.com/ad-manager/api/reference/v202508/DaiAuthenticationKeyService.UniqueError) [DaiEncodingProfileService](https://developers.google.com/ad-manager/api/reference/v202508/DaiEncodingProfileService.UniqueError) [ForecastService](https://developers.google.com/ad-manager/api/reference/v202508/ForecastService.UniqueError) [InventoryService](https://developers.google.com/ad-manager/api/reference/v202508/InventoryService.UniqueError) [LabelService](https://developers.google.com/ad-manager/api/reference/v202508/LabelService.UniqueError) [LineItemCreativeAssociationService](https://developers.google.com/ad-manager/api/reference/v202508/LineItemCreativeAssociationService.UniqueError) [LineItemService](https://developers.google.com/ad-manager/api/reference/v202508/LineItemService.UniqueError) [LineItemTemplateService](https://developers.google.com/ad-manager/api/reference/v202508/LineItemTemplateService.UniqueError) [LiveStreamEventService](https://developers.google.com/ad-manager/api/reference/v202508/LiveStreamEventService.UniqueError) [MobileApplicationService](https://developers.google.com/ad-manager/api/reference/v202508/MobileApplicationService.UniqueError) [NativeStyleService](https://developers.google.com/ad-manager/api/reference/v202508/NativeStyleService.UniqueError) [NetworkService](https://developers.google.com/ad-manager/api/reference/v202508/NetworkService.UniqueError) [OrderService](https://developers.google.com/ad-manager/api/reference/v202508/OrderService.UniqueError) [PlacementService](https://developers.google.com/ad-manager/api/reference/v202508/PlacementService.UniqueError) [ProposalLineItemService](https://developers.google.com/ad-manager/api/reference/v202508/ProposalLineItemService.UniqueError) [ProposalService](https://developers.google.com/ad-manager/api/reference/v202508/ProposalService.UniqueError) [PublisherQueryLanguageService](https://developers.google.com/ad-manager/api/reference/v202508/PublisherQueryLanguageService.UniqueError) [SuggestedAdUnitService](https://developers.google.com/ad-manager/api/reference/v202508/SuggestedAdUnitService.UniqueError) [TargetingPresetService](https://developers.google.com/ad-manager/api/reference/v202508/TargetingPresetService.UniqueError) [TeamService](https://developers.google.com/ad-manager/api/reference/v202508/TeamService.UniqueError) [UserService](https://developers.google.com/ad-manager/api/reference/v202508/UserService.UniqueError) [YieldGroupService](https://developers.google.com/ad-manager/api/reference/v202508/YieldGroupService.UniqueError) **Inheritance** [ApiError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.ApiError) ▼ [AdRuleDateError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.AdRuleDateError) [AdRuleError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.AdRuleError) [AdRuleFrequencyCapError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.AdRuleFrequencyCapError) [AdRulePriorityError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.AdRulePriorityError) [AdRuleSlotError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.AdRuleSlotError) [AdRuleTargetingError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.AdRuleTargetingError) [ApiVersionError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.ApiVersionError) [AuthenticationError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.AuthenticationError) [CollectionSizeError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.CollectionSizeError) [CommonError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.CommonError) [CustomTargetingError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.CustomTargetingError) [FeatureError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.FeatureError) [GeoTargetingError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.GeoTargetingError) [InternalApiError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.InternalApiError) [InventoryTargetingError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.InventoryTargetingError) [NotNullError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.NotNullError) [ParseError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.ParseError) [PermissionError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.PermissionError) [PoddingError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.PoddingError) [PublisherQueryLanguageConte...](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.PublisherQueryLanguageContextError "PublisherQueryLanguageContextError") [PublisherQueryLanguageSynta...](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.PublisherQueryLanguageSyntaxError "PublisherQueryLanguageSyntaxError") [QuotaError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.QuotaError) [RequiredCollectionError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.RequiredCollectionError) [RequiredError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.RequiredError) [RequiredNumberError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.RequiredNumberError) [ServerError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.ServerError) [StatementError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.StatementError) [StringFormatError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.StringFormatError) [StringLengthError](https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.StringLengthError) **UniqueError**

An error for a field which must satisfy a uniqueness constraint

*** ** * ** ***

Namespace
:
    `https://www.google.com/apis/ads/publisher/v202508`

| ## Field ||
|---|---|
| **`ApiError` (inherited)** ||
| ### `fieldPath` | ` xsd:string` The OGNL field path to identify cause of error. |
| ### `fieldPathElements` | ` https://developers.google.com/ad-manager/api/reference/v202508/AdRuleService.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. |
| **`UniqueError`** ||