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# UNError

An object that represents a notification error.

```
struct UNError
```

## Topics

### Type Properties

[`notificationsNotAllowed`](/documentation/UserNotifications/UNError/notificationsNotAllowed)

Notifications are not allowed.

[`attachmentInvalidURL`](/documentation/UserNotifications/UNError/attachmentInvalidURL)

The URL for an attachment was invalid.

[`attachmentUnrecognizedType`](/documentation/UserNotifications/UNError/attachmentUnrecognizedType)

The file type of an attachment is not supported.

[`attachmentInvalidFileSize`](/documentation/UserNotifications/UNError/attachmentInvalidFileSize)

An attachment is too large.

[`attachmentNotInDataStore`](/documentation/UserNotifications/UNError/attachmentNotInDataStore)

The specified attachment is not in the system data store.

[`attachmentMoveIntoDataStoreFailed`](/documentation/UserNotifications/UNError/attachmentMoveIntoDataStoreFailed)

An error occurred when trying to move an attachment to the system data store.

[`attachmentCorrupt`](/documentation/UserNotifications/UNError/attachmentCorrupt)

The file for an attachment is corrupt.

[`notificationInvalidNoDate`](/documentation/UserNotifications/UNError/notificationInvalidNoDate)

The notification does not have an associated date, but should.

[`notificationInvalidNoContent`](/documentation/UserNotifications/UNError/notificationInvalidNoContent)

The notification has no user-facing content, but should.

[`contentProvidingInvalid`](/documentation/UserNotifications/UNError/contentProvidingInvalid)

[`contentProvidingObjectNotAllowed`](/documentation/UserNotifications/UNError/contentProvidingObjectNotAllowed)

[`badgeInputInvalid`](/documentation/UserNotifications/UNError/badgeInputInvalid)

### Error Information

[`errorDomain`](/documentation/UserNotifications/UNError/errorDomain)

[`UNErrorDomain`](/documentation/UserNotifications/UNErrorDomain)

The error domain for notifications.

[`UNError.Code`](/documentation/UserNotifications/UNError/Code)

Constants that identify notification errors.


---

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