---
title: "readAttributeOperationalError(completion:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrbaseclusterrvcoperationalstate/readattributeoperationalerror(completion:)"
---

# readAttributeOperationalError(completion:)

## Declaration

```swift
func readAttributeOperationalError(completion: @escaping @Sendable (MTRRVCOperationalStateClusterErrorStateStruct?, (any Error)?) -> Void)
```

```swift
func readAttributeOperationalError() async throws -> MTRRVCOperationalStateClusterErrorStateStruct
```