# type CommonError (v202505)

**Service** [AdRuleService](https://developers.google.com/ad-manager/api/reference/v202505/AdRuleService.CommonError) [AdjustmentService](https://developers.google.com/ad-manager/api/reference/v202505/AdjustmentService.CommonError) [AdsTxtService](https://developers.google.com/ad-manager/api/reference/v202505/AdsTxtService.CommonError) [AudienceSegmentService](https://developers.google.com/ad-manager/api/reference/v202505/AudienceSegmentService.CommonError) [CdnConfigurationService](https://developers.google.com/ad-manager/api/reference/v202505/CdnConfigurationService.CommonError) [CmsMetadataService](https://developers.google.com/ad-manager/api/reference/v202505/CmsMetadataService.CommonError) [CompanyService](https://developers.google.com/ad-manager/api/reference/v202505/CompanyService.CommonError) [ContactService](https://developers.google.com/ad-manager/api/reference/v202505/ContactService.CommonError) [ContentBundleService](https://developers.google.com/ad-manager/api/reference/v202505/ContentBundleService.CommonError) [ContentService](https://developers.google.com/ad-manager/api/reference/v202505/ContentService.CommonError) [CreativeService](https://developers.google.com/ad-manager/api/reference/v202505/CreativeService.CommonError) [CreativeSetService](https://developers.google.com/ad-manager/api/reference/v202505/CreativeSetService.CommonError) [CreativeTemplateService](https://developers.google.com/ad-manager/api/reference/v202505/CreativeTemplateService.CommonError) [CreativeWrapperService](https://developers.google.com/ad-manager/api/reference/v202505/CreativeWrapperService.CommonError) [CustomFieldService](https://developers.google.com/ad-manager/api/reference/v202505/CustomFieldService.CommonError) **CustomTargetingService** [DaiAuthenticationKeyService](https://developers.google.com/ad-manager/api/reference/v202505/DaiAuthenticationKeyService.CommonError) [DaiEncodingProfileService](https://developers.google.com/ad-manager/api/reference/v202505/DaiEncodingProfileService.CommonError) [ForecastService](https://developers.google.com/ad-manager/api/reference/v202505/ForecastService.CommonError) [InventoryService](https://developers.google.com/ad-manager/api/reference/v202505/InventoryService.CommonError) [LabelService](https://developers.google.com/ad-manager/api/reference/v202505/LabelService.CommonError) [LineItemCreativeAssociationService](https://developers.google.com/ad-manager/api/reference/v202505/LineItemCreativeAssociationService.CommonError) [LineItemService](https://developers.google.com/ad-manager/api/reference/v202505/LineItemService.CommonError) [LineItemTemplateService](https://developers.google.com/ad-manager/api/reference/v202505/LineItemTemplateService.CommonError) [LiveStreamEventService](https://developers.google.com/ad-manager/api/reference/v202505/LiveStreamEventService.CommonError) [MobileApplicationService](https://developers.google.com/ad-manager/api/reference/v202505/MobileApplicationService.CommonError) [NativeStyleService](https://developers.google.com/ad-manager/api/reference/v202505/NativeStyleService.CommonError) [NetworkService](https://developers.google.com/ad-manager/api/reference/v202505/NetworkService.CommonError) [OrderService](https://developers.google.com/ad-manager/api/reference/v202505/OrderService.CommonError) [PlacementService](https://developers.google.com/ad-manager/api/reference/v202505/PlacementService.CommonError) [ProposalLineItemService](https://developers.google.com/ad-manager/api/reference/v202505/ProposalLineItemService.CommonError) [ProposalService](https://developers.google.com/ad-manager/api/reference/v202505/ProposalService.CommonError) [PublisherQueryLanguageService](https://developers.google.com/ad-manager/api/reference/v202505/PublisherQueryLanguageService.CommonError) [ReportService](https://developers.google.com/ad-manager/api/reference/v202505/ReportService.CommonError) [SegmentPopulationService](https://developers.google.com/ad-manager/api/reference/v202505/SegmentPopulationService.CommonError) [SiteService](https://developers.google.com/ad-manager/api/reference/v202505/SiteService.CommonError) [StreamActivityMonitorService](https://developers.google.com/ad-manager/api/reference/v202505/StreamActivityMonitorService.CommonError) [SuggestedAdUnitService](https://developers.google.com/ad-manager/api/reference/v202505/SuggestedAdUnitService.CommonError) [TargetingPresetService](https://developers.google.com/ad-manager/api/reference/v202505/TargetingPresetService.CommonError) [TeamService](https://developers.google.com/ad-manager/api/reference/v202505/TeamService.CommonError) [UserService](https://developers.google.com/ad-manager/api/reference/v202505/UserService.CommonError) [UserTeamAssociationService](https://developers.google.com/ad-manager/api/reference/v202505/UserTeamAssociationService.CommonError) [YieldGroupService](https://developers.google.com/ad-manager/api/reference/v202505/YieldGroupService.CommonError) **Inheritance** [ApiError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.ApiError) ▼ [ApiVersionError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.ApiVersionError) [AuthenticationError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.AuthenticationError) [CollectionSizeError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.CollectionSizeError) **CommonError** [CustomTargetingError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.CustomTargetingError) [EntityChildrenLimitReachedE...](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.EntityChildrenLimitReachedError "EntityChildrenLimitReachedError") [EntityLimitReachedError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.EntityLimitReachedError) [FeatureError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.FeatureError) [InternalApiError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.InternalApiError) [NotNullError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.NotNullError) [NullError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.NullError) [ParseError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.ParseError) [PermissionError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.PermissionError) [PublisherQueryLanguageConte...](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.PublisherQueryLanguageContextError "PublisherQueryLanguageContextError") [PublisherQueryLanguageSynta...](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.PublisherQueryLanguageSyntaxError "PublisherQueryLanguageSyntaxError") [QuotaError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.QuotaError) [RequiredCollectionError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.RequiredCollectionError) [RequiredError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.RequiredError) [ServerError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.ServerError) [StatementError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.StatementError) [StringFormatError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.StringFormatError) [StringLengthError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.StringLengthError) [TypeError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.TypeError) [UniqueError](https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.UniqueError)

A place for common errors that can be used across services.

*** ** * ** ***

Namespace
:
    `https://www.google.com/apis/ads/publisher/v202505`

| ## Field ||
|---|---|
| **`ApiError` (inherited)** ||
| ### `fieldPath` | ` xsd:string` The OGNL field path to identify cause of error. |
| ### `fieldPathElements` | ` https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.FieldPathElement[]` A parsed copy of the field path. For example, the field path "operations\[1\].operand" corresponds to this list: {FieldPathElement(field = "operations", index = 1), FieldPathElement(field = "operand", index = null)}. |
| ### `trigger` | ` xsd:string` The data that caused the error. |
| ### `errorString` | ` xsd:string` A simple string representation of the error and reason. |
| **`CommonError`** ||
| ### `reason` | ` https://developers.google.com/ad-manager/api/reference/v202505/CustomTargetingService.CommonError.Reason ` *** ** * ** *** **Enumerations** `NOT_FOUND` :   Indicates that an attempt was made to retrieve an entity that does not exist. `ALREADY_EXISTS` :   Indicates that an attempt was made to create an entity that already exists. `NOT_APPLICABLE` :   Indicates that a value is not applicable for given use case. `DUPLICATE_OBJECT` :   Indicates that two elements in the collection were identical. `CANNOT_UPDATE` :   Indicates that an attempt was made to change an immutable field. `UNSUPPORTED_OPERATION` :   Indicates that the requested operation is not supported. `CONCURRENT_MODIFICATION` :   Indicates that another request attempted to update the same data in the same network at about the same time. Please wait and try the request again. `UNKNOWN` :   The value returned if the actual value is not exposed by the requested API version. <br /> |