**Service** [AdjustmentService](https://developers.google.com/ad-manager/api/reference/v202605/AdjustmentService.GenericTargetingError.Reason) [ForecastService](https://developers.google.com/ad-manager/api/reference/v202605/ForecastService.GenericTargetingError.Reason) [LineItemService](https://developers.google.com/ad-manager/api/reference/v202605/LineItemService.GenericTargetingError.Reason) [LineItemTemplateService](https://developers.google.com/ad-manager/api/reference/v202605/LineItemTemplateService.GenericTargetingError.Reason) [OrderService](https://developers.google.com/ad-manager/api/reference/v202605/OrderService.GenericTargetingError.Reason) [ProposalLineItemService](https://developers.google.com/ad-manager/api/reference/v202605/ProposalLineItemService.GenericTargetingError.Reason) **TargetingPresetService** [YieldGroupService](https://developers.google.com/ad-manager/api/reference/v202605/YieldGroupService.GenericTargetingError.Reason) **Dependencies** [GenericTargetingError](https://developers.google.com/ad-manager/api/reference/v202605/TargetingPresetService.GenericTargetingError) ▼ **GenericTargetingError.Reason**

The reasons for the target error.

*** ** * ** ***

Namespace
:
    `https://www.google.com/apis/ads/publisher/v202605`

| Enumeration | Description |
|---|---|
| `CONFLICTING_INCLUSION_OR_EXCLUSION_OF_SIBLINGS` | Both including and excluding sibling criteria is disallowed. |
| `INCLUDING_DESCENDANTS_OF_EXCLUDED_CRITERIA` | Including descendants of excluded criteria is disallowed. |
| `UNKNOWN` | The value returned if the actual value is not exposed by the requested API version. |