**Service** [AdRuleService](https://developers.google.com/ad-manager/api/reference/v202605/AdRuleService.InternalApiError) [AdjustmentService](https://developers.google.com/ad-manager/api/reference/v202605/AdjustmentService.InternalApiError) [AdsTxtService](https://developers.google.com/ad-manager/api/reference/v202605/AdsTxtService.InternalApiError) [AudienceSegmentService](https://developers.google.com/ad-manager/api/reference/v202605/AudienceSegmentService.InternalApiError) [CdnConfigurationService](https://developers.google.com/ad-manager/api/reference/v202605/CdnConfigurationService.InternalApiError) [CmsMetadataService](https://developers.google.com/ad-manager/api/reference/v202605/CmsMetadataService.InternalApiError) [CompanyService](https://developers.google.com/ad-manager/api/reference/v202605/CompanyService.InternalApiError) [ContactService](https://developers.google.com/ad-manager/api/reference/v202605/ContactService.InternalApiError) [ContentBundleService](https://developers.google.com/ad-manager/api/reference/v202605/ContentBundleService.InternalApiError) [ContentService](https://developers.google.com/ad-manager/api/reference/v202605/ContentService.InternalApiError) [CreativeService](https://developers.google.com/ad-manager/api/reference/v202605/CreativeService.InternalApiError) [CreativeSetService](https://developers.google.com/ad-manager/api/reference/v202605/CreativeSetService.InternalApiError) [CreativeTemplateService](https://developers.google.com/ad-manager/api/reference/v202605/CreativeTemplateService.InternalApiError) [CreativeWrapperService](https://developers.google.com/ad-manager/api/reference/v202605/CreativeWrapperService.InternalApiError) [CustomFieldService](https://developers.google.com/ad-manager/api/reference/v202605/CustomFieldService.InternalApiError) [CustomTargetingService](https://developers.google.com/ad-manager/api/reference/v202605/CustomTargetingService.InternalApiError) [DaiAuthenticationKeyService](https://developers.google.com/ad-manager/api/reference/v202605/DaiAuthenticationKeyService.InternalApiError) [DaiEncodingProfileService](https://developers.google.com/ad-manager/api/reference/v202605/DaiEncodingProfileService.InternalApiError) [ForecastService](https://developers.google.com/ad-manager/api/reference/v202605/ForecastService.InternalApiError) [InventoryService](https://developers.google.com/ad-manager/api/reference/v202605/InventoryService.InternalApiError) [LabelService](https://developers.google.com/ad-manager/api/reference/v202605/LabelService.InternalApiError) [LineItemCreativeAssociationService](https://developers.google.com/ad-manager/api/reference/v202605/LineItemCreativeAssociationService.InternalApiError) [LineItemService](https://developers.google.com/ad-manager/api/reference/v202605/LineItemService.InternalApiError) [LineItemTemplateService](https://developers.google.com/ad-manager/api/reference/v202605/LineItemTemplateService.InternalApiError) [LiveStreamEventService](https://developers.google.com/ad-manager/api/reference/v202605/LiveStreamEventService.InternalApiError) [MobileApplicationService](https://developers.google.com/ad-manager/api/reference/v202605/MobileApplicationService.InternalApiError) [NativeStyleService](https://developers.google.com/ad-manager/api/reference/v202605/NativeStyleService.InternalApiError) [NetworkService](https://developers.google.com/ad-manager/api/reference/v202605/NetworkService.InternalApiError) [OrderService](https://developers.google.com/ad-manager/api/reference/v202605/OrderService.InternalApiError) [PlacementService](https://developers.google.com/ad-manager/api/reference/v202605/PlacementService.InternalApiError) [ProposalLineItemService](https://developers.google.com/ad-manager/api/reference/v202605/ProposalLineItemService.InternalApiError) [ProposalService](https://developers.google.com/ad-manager/api/reference/v202605/ProposalService.InternalApiError) [PublisherQueryLanguageService](https://developers.google.com/ad-manager/api/reference/v202605/PublisherQueryLanguageService.InternalApiError) [ReportService](https://developers.google.com/ad-manager/api/reference/v202605/ReportService.InternalApiError) **SegmentPopulationService** [SiteService](https://developers.google.com/ad-manager/api/reference/v202605/SiteService.InternalApiError) [StreamActivityMonitorService](https://developers.google.com/ad-manager/api/reference/v202605/StreamActivityMonitorService.InternalApiError) [SuggestedAdUnitService](https://developers.google.com/ad-manager/api/reference/v202605/SuggestedAdUnitService.InternalApiError) [TargetingPresetService](https://developers.google.com/ad-manager/api/reference/v202605/TargetingPresetService.InternalApiError) [TeamService](https://developers.google.com/ad-manager/api/reference/v202605/TeamService.InternalApiError) [UserService](https://developers.google.com/ad-manager/api/reference/v202605/UserService.InternalApiError) [UserTeamAssociationService](https://developers.google.com/ad-manager/api/reference/v202605/UserTeamAssociationService.InternalApiError) [YieldGroupService](https://developers.google.com/ad-manager/api/reference/v202605/YieldGroupService.InternalApiError) **Inheritance** [ApiError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.ApiError) ▼ [ApiVersionError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.ApiVersionError) [AuthenticationError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.AuthenticationError) [CollectionSizeError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.CollectionSizeError) [CommonError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.CommonError) [FeatureError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.FeatureError) **InternalApiError** [NotNullError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.NotNullError) [ParseError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.ParseError) [PermissionError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.PermissionError) [PublisherQueryLanguageConte...](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.PublisherQueryLanguageContextError "PublisherQueryLanguageContextError") [PublisherQueryLanguageSynta...](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.PublisherQueryLanguageSyntaxError "PublisherQueryLanguageSyntaxError") [QuotaError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.QuotaError) [RequiredCollectionError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.RequiredCollectionError) [RequiredError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.RequiredError) [SegmentPopulationError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.SegmentPopulationError) [ServerError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.ServerError) [StringFormatError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.StringFormatError) [StringLengthError](https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.StringLengthError)

*** ** * ** ***

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

| ## Field ||
|---|---|
| **`ApiError` (inherited)** ||
| ### `fieldPath` | ` xsd:string` <br /> |
| ### `fieldPathElements` | ` https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.FieldPathElement[]` <br /> |
| ### `trigger` | ` xsd:string` <br /> |
| ### `errorString` | ` xsd:string` <br /> |
| **`InternalApiError`** ||
| ### `reason` | ` https://developers.google.com/ad-manager/api/reference/v202605/SegmentPopulationService.InternalApiError.Reason ` *** ** * ** *** **Enumerations** `UNEXPECTED_INTERNAL_API_ERROR` : `TRANSIENT_ERROR` : `UNKNOWN` : `DOWNTIME` : `ERROR_GENERATING_RESPONSE` : <br /> |