---
title: hasFailures
framework: Evaluations
role: symbol
role_heading: Instance Property
platforms: [iOS 27.0+, iPadOS 27.0+, Mac Catalyst 27.0+, macOS 27.0+, visionOS 27.0+, watchOS 27.0+, xcode 27.0+]
path: evaluations/evaluationrunerrors/hasfailures
---

# hasFailures

Whether this represents any failure worth persisting.

## Declaration

```swift
var hasFailures: Bool { get }
```

## Discussion

Discussion A clean run is all-zero, produced inference, and referenced no missing metrics. Used to decide whether to write the error summary when serializing — a clean run omits it entirely.