**Service** [AdRuleService](https://developers.google.com/ad-manager/api/reference/v202608/AdRuleService.CommonError) [AdjustmentService](https://developers.google.com/ad-manager/api/reference/v202608/AdjustmentService.CommonError) [AdsTxtService](https://developers.google.com/ad-manager/api/reference/v202608/AdsTxtService.CommonError) [AudienceSegmentService](https://developers.google.com/ad-manager/api/reference/v202608/AudienceSegmentService.CommonError) [CdnConfigurationService](https://developers.google.com/ad-manager/api/reference/v202608/CdnConfigurationService.CommonError) [CmsMetadataService](https://developers.google.com/ad-manager/api/reference/v202608/CmsMetadataService.CommonError) [CompanyService](https://developers.google.com/ad-manager/api/reference/v202608/CompanyService.CommonError) [ContactService](https://developers.google.com/ad-manager/api/reference/v202608/ContactService.CommonError) [ContentBundleService](https://developers.google.com/ad-manager/api/reference/v202608/ContentBundleService.CommonError) [ContentService](https://developers.google.com/ad-manager/api/reference/v202608/ContentService.CommonError) [CreativeService](https://developers.google.com/ad-manager/api/reference/v202608/CreativeService.CommonError) [CreativeSetService](https://developers.google.com/ad-manager/api/reference/v202608/CreativeSetService.CommonError) [CreativeTemplateService](https://developers.google.com/ad-manager/api/reference/v202608/CreativeTemplateService.CommonError) [CreativeWrapperService](https://developers.google.com/ad-manager/api/reference/v202608/CreativeWrapperService.CommonError) [CustomFieldService](https://developers.google.com/ad-manager/api/reference/v202608/CustomFieldService.CommonError) [CustomTargetingService](https://developers.google.com/ad-manager/api/reference/v202608/CustomTargetingService.CommonError) [DaiAuthenticationKeyService](https://developers.google.com/ad-manager/api/reference/v202608/DaiAuthenticationKeyService.CommonError) [DaiEncodingProfileService](https://developers.google.com/ad-manager/api/reference/v202608/DaiEncodingProfileService.CommonError) [ForecastService](https://developers.google.com/ad-manager/api/reference/v202608/ForecastService.CommonError) [InventoryService](https://developers.google.com/ad-manager/api/reference/v202608/InventoryService.CommonError) [LabelService](https://developers.google.com/ad-manager/api/reference/v202608/LabelService.CommonError) [LineItemCreativeAssociationService](https://developers.google.com/ad-manager/api/reference/v202608/LineItemCreativeAssociationService.CommonError) [LineItemService](https://developers.google.com/ad-manager/api/reference/v202608/LineItemService.CommonError) [LineItemTemplateService](https://developers.google.com/ad-manager/api/reference/v202608/LineItemTemplateService.CommonError) [LiveStreamEventService](https://developers.google.com/ad-manager/api/reference/v202608/LiveStreamEventService.CommonError) [MobileApplicationService](https://developers.google.com/ad-manager/api/reference/v202608/MobileApplicationService.CommonError) [NativeStyleService](https://developers.google.com/ad-manager/api/reference/v202608/NativeStyleService.CommonError) [NetworkService](https://developers.google.com/ad-manager/api/reference/v202608/NetworkService.CommonError) [OrderService](https://developers.google.com/ad-manager/api/reference/v202608/OrderService.CommonError) [PlacementService](https://developers.google.com/ad-manager/api/reference/v202608/PlacementService.CommonError) [ProposalLineItemService](https://developers.google.com/ad-manager/api/reference/v202608/ProposalLineItemService.CommonError) [ProposalService](https://developers.google.com/ad-manager/api/reference/v202608/ProposalService.CommonError) [PublisherQueryLanguageService](https://developers.google.com/ad-manager/api/reference/v202608/PublisherQueryLanguageService.CommonError) [ReportService](https://developers.google.com/ad-manager/api/reference/v202608/ReportService.CommonError) **SegmentPopulationService** [SiteService](https://developers.google.com/ad-manager/api/reference/v202608/SiteService.CommonError) [StreamActivityMonitorService](https://developers.google.com/ad-manager/api/reference/v202608/StreamActivityMonitorService.CommonError) [SuggestedAdUnitService](https://developers.google.com/ad-manager/api/reference/v202608/SuggestedAdUnitService.CommonError) [TargetingPresetService](https://developers.google.com/ad-manager/api/reference/v202608/TargetingPresetService.CommonError) [TeamService](https://developers.google.com/ad-manager/api/reference/v202608/TeamService.CommonError) [UserService](https://developers.google.com/ad-manager/api/reference/v202608/UserService.CommonError) [UserTeamAssociationService](https://developers.google.com/ad-manager/api/reference/v202608/UserTeamAssociationService.CommonError) [YieldGroupService](https://developers.google.com/ad-manager/api/reference/v202608/YieldGroupService.CommonError) **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** [FeatureError](https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.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 /> |
| **`CommonError`** ||
| ### `reason` | ` https://developers.google.com/ad-manager/api/reference/v202608/SegmentPopulationService.CommonError.Reason ` *** ** * ** *** **Enumerations** `NOT_FOUND` : `ALREADY_EXISTS` : `NOT_APPLICABLE` : `DUPLICATE_OBJECT` : `CANNOT_UPDATE` : `UNSUPPORTED_OPERATION` : `CONCURRENT_MODIFICATION` : `REQUEST_TOO_LARGE` : `UNKNOWN` : <br /> |