# type InventoryTargetingError (v202505)

**Service** **AdRuleService** [AdjustmentService](https://developers.google.com/ad-manager/api/reference/v202505/AdjustmentService.InventoryTargetingError) [ForecastService](https://developers.google.com/ad-manager/api/reference/v202505/ForecastService.InventoryTargetingError) [LineItemService](https://developers.google.com/ad-manager/api/reference/v202505/LineItemService.InventoryTargetingError) [LineItemTemplateService](https://developers.google.com/ad-manager/api/reference/v202505/LineItemTemplateService.InventoryTargetingError) [NativeStyleService](https://developers.google.com/ad-manager/api/reference/v202505/NativeStyleService.InventoryTargetingError) [OrderService](https://developers.google.com/ad-manager/api/reference/v202505/OrderService.InventoryTargetingError) [ProposalLineItemService](https://developers.google.com/ad-manager/api/reference/v202505/ProposalLineItemService.InventoryTargetingError) [PublisherQueryLanguageService](https://developers.google.com/ad-manager/api/reference/v202505/PublisherQueryLanguageService.InventoryTargetingError) [TargetingPresetService](https://developers.google.com/ad-manager/api/reference/v202505/TargetingPresetService.InventoryTargetingError) [YieldGroupService](https://developers.google.com/ad-manager/api/reference/v202505/YieldGroupService.InventoryTargetingError) **Inheritance** [ApiError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.ApiError) ▼ [AdRuleDateError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.AdRuleDateError) [AdRuleError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.AdRuleError) [AdRuleFrequencyCapError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.AdRuleFrequencyCapError) [AdRulePriorityError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.AdRulePriorityError) [AdRuleSlotError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.AdRuleSlotError) [AdRuleTargetingError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.AdRuleTargetingError) [ApiVersionError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.ApiVersionError) [AuthenticationError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.AuthenticationError) [CollectionSizeError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.CollectionSizeError) [CommonError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.CommonError) [CustomTargetingError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.CustomTargetingError) [FeatureError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.FeatureError) [GeoTargetingError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.GeoTargetingError) [InternalApiError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.InternalApiError) **InventoryTargetingError** [NotNullError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.NotNullError) [ParseError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.ParseError) [PermissionError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.PermissionError) [PoddingError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.PoddingError) [PublisherQueryLanguageConte...](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.PublisherQueryLanguageContextError "PublisherQueryLanguageContextError") [PublisherQueryLanguageSynta...](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.PublisherQueryLanguageSyntaxError "PublisherQueryLanguageSyntaxError") [QuotaError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.QuotaError) [RequiredCollectionError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.RequiredCollectionError) [RequiredError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.RequiredError) [RequiredNumberError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.RequiredNumberError) [ServerError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.ServerError) [StatementError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.StatementError) [StringFormatError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.StringFormatError) [StringLengthError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.StringLengthError) [UniqueError](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.UniqueError)

Lists all inventory errors caused by associating a line item with a targeting
expression.

*** ** * ** ***

Namespace
:
    `https://www.google.com/apis/ads/publisher/v202505`

| ## Field ||
|---|---|
| **`ApiError` (inherited)** ||
| ### `fieldPath` | ` xsd:string` The OGNL field path to identify cause of error. |
| ### `fieldPathElements` | ` https://developers.google.com/ad-manager/api/reference/v202505/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. |
| **`InventoryTargetingError`** ||
| ### `reason` | ` https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.InventoryTargetingError.Reason ` The error reason represented by an enum. *** ** * ** *** **Enumerations** `AT_LEAST_ONE_PLACEMENT_OR_INVENTORY_UNIT_REQUIRED` :   At least one placement or inventory unit is required `INVENTORY_CANNOT_BE_TARGETED_AND_EXCLUDED` :   The same inventory unit or placement cannot be targeted and excluded at the same time `INVENTORY_UNIT_CANNOT_BE_TARGETED_IF_ANCESTOR_IS_TARGETED` :   A child inventory unit cannot be targeted if its ancestor inventory unit is also targeted. `INVENTORY_UNIT_CANNOT_BE_TARGETED_IF_ANCESTOR_IS_EXCLUDED` :   A child inventory unit cannot be targeted if its ancestor inventory unit is excluded. `INVENTORY_UNIT_CANNOT_BE_EXCLUDED_IF_ANCESTOR_IS_EXCLUDED` :   A child inventory unit cannot be excluded if its ancestor inventory unit is also excluded. `EXPLICITLY_TARGETED_INVENTORY_UNIT_CANNOT_BE_TARGETED` :   An explicitly targeted inventory unit cannot be targeted. `EXPLICITLY_TARGETED_INVENTORY_UNIT_CANNOT_BE_EXCLUDED` :   An explicitly targeted inventory unit cannot be excluded. `SELF_ONLY_INVENTORY_UNIT_NOT_ALLOWED` :   A landing page-only ad unit cannot be targeted. `SELF_ONLY_INVENTORY_UNIT_WITHOUT_DESCENDANTS` :   A landing page-only ad unit cannot be targeted if it doesn't have any children. `YOUTUBE_AUDIENCE_SEGMENTS_CAN_ONLY_BE_TARGETED_WITH_YOUTUBE_SHARED_INVENTORY` :   Audience segments shared from YouTube can only be targeted with inventory shared from YouTube for cross selling. `UNKNOWN` :   The value returned if the actual value is not exposed by the requested API version. <br /> |