---
title: kSecTransformErrorMoreThanOneOutput
framework: security
role: symbol
role_heading: Global Variable
path: security/ksectransformerrormorethanoneoutput
---

# kSecTransformErrorMoreThanOneOutput

A transform has an internal routing error that has caused multiple outputs instead of a single discrete output.

## Declaration

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

## Discussion

Discussion This error occurs if SecTransformExecute(_:_:) has already been called.