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


`ApiErrorReason` enum for the request platform targeting error.

*** ** * ** ***

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

| Enumeration | Description |
|---|---|
| `REQUEST_PLATFORM_TYPE_NOT_SUPPORTED_BY_LINE_ITEM_TYPE` | The line item type does not support the targeted request platform type. |
| `REQUEST_PLATFORM_TYPE_NOT_SUPPORTED_BY_ENVIRONMENT_TYPE` | The line item environment type does not support the targeted request platform type. |
| `UNKNOWN` | The value returned if the actual value is not exposed by the requested API version. |