<!--
{
  "availability" : [
    "iOS: 16.0.0 -",
    "iPadOS: 16.0.0 -",
    "macCatalyst: 16.0.0 -",
    "macOS: 13.0.0 -",
    "tvOS: 16.0.0 -",
    "visionOS: 1.0.0 -",
    "watchOS: 11.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "CreateMLComponents",
  "identifier" : "/documentation/CreateMLComponents/ModelCompatibilityError/incompatibleOutputDataFormat(expected:actual:)",
  "metadataVersion" : "0.1.0",
  "role" : "Case",
  "symbol" : {
    "kind" : "Case",
    "modules" : [
      "Create ML Components"
    ],
    "preciseIdentifier" : "s:18CreateMLComponents23ModelCompatibilityErrorO28incompatibleOutputDataFormatyACSo13MLFeatureTypeV_AFtcACmF"
  },
  "title" : "ModelCompatibilityError.incompatibleOutputDataFormat(expected:actual:)"
}
-->

# ModelCompatibilityError.incompatibleOutputDataFormat(expected:actual:)

An error that indicates that the output data has the wrong format.

```
case incompatibleOutputDataFormat(expected: MLFeatureType, actual: MLFeatureType)
```

---

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)