---
title: "readAttributeACErrorCode(with:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrclusterthermostat/readattributeacerrorcode(with:)"
---

# readAttributeACErrorCode(with:)

## Declaration

```swift
func readAttributeACErrorCode(with params: MTRReadParams?) -> [String : Any]?
```