**Service** [AdRuleService](https://developers.google.com/ad-manager/api/reference/v202608/AdRuleService.FeatureError) [AdjustmentService](https://developers.google.com/ad-manager/api/reference/v202608/AdjustmentService.FeatureError) [AdsTxtService](https://developers.google.com/ad-manager/api/reference/v202608/AdsTxtService.FeatureError) [AudienceSegmentService](https://developers.google.com/ad-manager/api/reference/v202608/AudienceSegmentService.FeatureError) [CdnConfigurationService](https://developers.google.com/ad-manager/api/reference/v202608/CdnConfigurationService.FeatureError) [CmsMetadataService](https://developers.google.com/ad-manager/api/reference/v202608/CmsMetadataService.FeatureError) [CompanyService](https://developers.google.com/ad-manager/api/reference/v202608/CompanyService.FeatureError) [ContactService](https://developers.google.com/ad-manager/api/reference/v202608/ContactService.FeatureError) [ContentBundleService](https://developers.google.com/ad-manager/api/reference/v202608/ContentBundleService.FeatureError) [ContentService](https://developers.google.com/ad-manager/api/reference/v202608/ContentService.FeatureError) [CreativeService](https://developers.google.com/ad-manager/api/reference/v202608/CreativeService.FeatureError) [CreativeSetService](https://developers.google.com/ad-manager/api/reference/v202608/CreativeSetService.FeatureError) [CreativeTemplateService](https://developers.google.com/ad-manager/api/reference/v202608/CreativeTemplateService.FeatureError) [CreativeWrapperService](https://developers.google.com/ad-manager/api/reference/v202608/CreativeWrapperService.FeatureError) [CustomFieldService](https://developers.google.com/ad-manager/api/reference/v202608/CustomFieldService.FeatureError) [CustomTargetingService](https://developers.google.com/ad-manager/api/reference/v202608/CustomTargetingService.FeatureError) [DaiAuthenticationKeyService](https://developers.google.com/ad-manager/api/reference/v202608/DaiAuthenticationKeyService.FeatureError) [DaiEncodingProfileService](https://developers.google.com/ad-manager/api/reference/v202608/DaiEncodingProfileService.FeatureError) [ForecastService](https://developers.google.com/ad-manager/api/reference/v202608/ForecastService.FeatureError) [InventoryService](https://developers.google.com/ad-manager/api/reference/v202608/InventoryService.FeatureError) [LabelService](https://developers.google.com/ad-manager/api/reference/v202608/LabelService.FeatureError) [LineItemCreativeAssociationService](https://developers.google.com/ad-manager/api/reference/v202608/LineItemCreativeAssociationService.FeatureError) [LineItemService](https://developers.google.com/ad-manager/api/reference/v202608/LineItemService.FeatureError) [LineItemTemplateService](https://developers.google.com/ad-manager/api/reference/v202608/LineItemTemplateService.FeatureError) [LiveStreamEventService](https://developers.google.com/ad-manager/api/reference/v202608/LiveStreamEventService.FeatureError) [MobileApplicationService](https://developers.google.com/ad-manager/api/reference/v202608/MobileApplicationService.FeatureError) [NativeStyleService](https://developers.google.com/ad-manager/api/reference/v202608/NativeStyleService.FeatureError) [NetworkService](https://developers.google.com/ad-manager/api/reference/v202608/NetworkService.FeatureError) [OrderService](https://developers.google.com/ad-manager/api/reference/v202608/OrderService.FeatureError) [PlacementService](https://developers.google.com/ad-manager/api/reference/v202608/PlacementService.FeatureError) [ProposalLineItemService](https://developers.google.com/ad-manager/api/reference/v202608/ProposalLineItemService.FeatureError) [ProposalService](https://developers.google.com/ad-manager/api/reference/v202608/ProposalService.FeatureError) [PublisherQueryLanguageService](https://developers.google.com/ad-manager/api/reference/v202608/PublisherQueryLanguageService.FeatureError) [ReportService](https://developers.google.com/ad-manager/api/reference/v202608/ReportService.FeatureError) **SegmentPopulationService** [SiteService](https://developers.google.com/ad-manager/api/reference/v202608/SiteService.FeatureError) [StreamActivityMonitorService](https://developers.google.com/ad-manager/api/reference/v202608/StreamActivityMonitorService.FeatureError) [SuggestedAdUnitService](https://developers.google.com/ad-manager/api/reference/v202608/SuggestedAdUnitService.FeatureError) [TargetingPresetService](https://developers.google.com/ad-manager/api/reference/v202608/TargetingPresetService.FeatureError) [TeamService](https://developers.google.com/ad-manager/api/reference/v202608/TeamService.FeatureError) [UserService](https://developers.google.com/ad-manager/api/reference/v202608/UserService.FeatureError) [UserTeamAssociationService](https://developers.google.com/ad-manager/api/reference/v202608/UserTeamAssociationService.FeatureError) [YieldGroupService](https://developers.google.com/ad-manager/api/reference/v202608/YieldGroupService.FeatureError) **Inheritance** [ApiError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.ApiError) ▼ [ApiVersionError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.ApiVersionError) [AuthenticationError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.AuthenticationError) [CollectionSizeError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.CollectionSizeError) [CommonError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.CommonError) **FeatureError** [InternalApiError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.InternalApiError) [NotNullError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.NotNullError) [ParseError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.ParseError) [PermissionError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.PermissionError) [PublisherQueryLanguageConte...](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.PublisherQueryLanguageContextError "PublisherQueryLanguageContextError") [PublisherQueryLanguageSynta...](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.PublisherQueryLanguageSyntaxError "PublisherQueryLanguageSyntaxError") [QuotaError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.QuotaError) [RequestError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.RequestError) [RequiredCollectionError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.RequiredCollectionError) [RequiredError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.RequiredError) [SegmentPopulationError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.SegmentPopulationError) [ServerError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.ServerError) [StringFormatError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.StringFormatError) [StringLengthError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.StringLengthError)

*** ** * ** ***

Namespace
:
    `https://www.google.com/apis/ads/publisher/v202608`

| ## Field ||
|---|---|
| **`ApiError` (inherited)** ||
| ### `fieldPath` | ` xsd:string` <br /> |
| ### `fieldPathElements` | ` https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.FieldPathElement[]` <br /> |
| ### `trigger` | ` xsd:string` <br /> |
| ### `errorString` | ` xsd:string` <br /> |
| **`FeatureError`** ||
| ### `reason` | ` https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.FeatureError.Reason ` *** ** * ** *** **Enumerations** `MISSING_FEATURE` : `UNKNOWN` : <br /> |