---
title: kSecTransformOperationNotSupportedOnGroup
framework: security
role: symbol
role_heading: Global Variable
path: security/ksectransformoperationnotsupportedongroup
---

# kSecTransformOperationNotSupportedOnGroup

An illegal action on a group transform has occurred.

## Declaration

```swift
var kSecTransformOperationNotSupportedOnGroup: CFIndex { get }
```

## Discussion

Discussion This might happen, for example, if you call SecTransformSetAttribute(_:_:_:_:) on a group.