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# CSIndexError

Index errors returned by Core Spotlight.

```
struct CSIndexError
```

## Topics

### Getting the error codes

[`indexUnavailableError`](/documentation/CoreSpotlight/CSIndexError/indexUnavailableError)

The indexer is unavailable.

[`indexingUnsupported`](/documentation/CoreSpotlight/CSIndexError/indexingUnsupported)

Indexing isn’t supported on the device.

[`invalidClientStateError`](/documentation/CoreSpotlight/CSIndexError/invalidClientStateError)

The provided client state data is invalid.

[`invalidItemError`](/documentation/CoreSpotlight/CSIndexError/invalidItemError)

The searchable item object is invalid.

[`mismatchedClientState`](/documentation/CoreSpotlight/CSIndexError/mismatchedClientState)

The provided client state did not match the information in the index.

[`quotaExceeded`](/documentation/CoreSpotlight/CSIndexError/quotaExceeded)

The quota for the bundle has been exceeded.

[`remoteConnectionError`](/documentation/CoreSpotlight/CSIndexError/remoteConnectionError)

An error occurred while communicating with the remote process.

[`unknownError`](/documentation/CoreSpotlight/CSIndexError/unknownError)

An unknown error occurred.

### Getting codes for indexing errors

[`CSIndexError.Code`](/documentation/CoreSpotlight/CSIndexError/Code)

Error codes that describe indexing-specific errors.

### Getting the error description

[`errorDomain`](/documentation/CoreSpotlight/CSIndexError/errorDomain)


---

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