<!--
{
  "availability" : [
    "iOS: 11.3.0 -",
    "iPadOS: 11.3.0 -",
    "macCatalyst: 11.3.0 -",
    "macOS: 11.0.0 -",
    "visionOS: 1.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "ClassKit",
  "identifier" : "/documentation/ClassKit/CLSError/Code/partialFailure",
  "metadataVersion" : "0.1.0",
  "role" : "Case",
  "symbol" : {
    "kind" : "Case",
    "modules" : [
      "ClassKit"
    ],
    "preciseIdentifier" : "c:@E@CLSErrorCode@CLSErrorCodePartialFailure"
  },
  "title" : "CLSError.Code.partialFailure"
}
-->

# CLSError.Code.partialFailure

ClassKit encountered more than one error.

```
case partialFailure
```

## Discussion

When you receive an error of this type, the [`underlyingErrorsKey`](/documentation/ClassKit/CLSErrorUserInfoKey/underlyingErrorsKey) key in the <doc://com.apple.documentation/documentation/Foundation/NSError/userInfo> dictionary provides an array of the individual errors contributing to this one.

---

Copyright &copy; 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)