---
title: evaluatorFailureCount
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/evaluatorfailurecount
---

# evaluatorFailureCount

The total number of evaluator invocations that threw.

## Declaration

```swift
var evaluatorFailureCount: Int
```

## Discussion

Discussion A single row can contribute more than one when multiple evaluators fail on the same sample.