# AssetPackManager.LocalAvailabilityError An error that provides information about local asset pack availability, distinguishing between successes and failures. ``` struct LocalAvailabilityError ``` ## Overview Inspect the [`successes`](/documentation/BackgroundAssets/AssetPackManager/LocalAvailabilityError/successes) property to determine the asset packs for which the system successfully ensured availability. The [`failures`](/documentation/BackgroundAssets/AssetPackManager/LocalAvailabilityError/failures) property provides a dictionary that maps from asset packs to errors that detail why the system couldn’t ensure their local availability. ## Topics ### Accessing availability status [`let successes: Set`](/documentation/BackgroundAssets/AssetPackManager/LocalAvailabilityError/successes) A set of asset packs for which the system successfully ensured local availability. [`let failures: [AssetPack : any Error]`](/documentation/BackgroundAssets/AssetPackManager/LocalAvailabilityError/failures) A dictionary that maps asset packs to errors describing why the system couldn’t ensure their local availability. ## Relationships ### Conforms To [`CustomStringConvertible`](/documentation/Swift/CustomStringConvertible) [`Error`](/documentation/Swift/Error) [`SendableMetatype`](/documentation/Swift/SendableMetatype) [`LocalizedError`](/documentation/Foundation/LocalizedError) [`Sendable`](/documentation/Swift/Sendable) --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)