OSSystemExtensionError An error that describes a failed extension manager request. Declarationstruct OSSystemExtensionError TopicsInspecting Error PropertieserrorDomainError CodesOSSystemExtensionError.CodeunknownmissingEntitlementunsupportedParentBundleLocationextensionNotFoundextensionMissingIdentifierduplicateExtensionIdentiferunknownExtensionCategorycodeSignatureInvalidvalidationFailedforbiddenBySystemPolicyrequestCanceledrequestSupersededauthorizationRequired RelationshipsConforms ToCustomNSErrorEquatableErrorHashableSendableSendableMetatype See AlsoErrorsOSSystemExtensionError.CodeOSSystemExtensionErrorDomain