---
title: memoryError
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/macherror/memoryerror
---

# memoryError

During a page fault, the memory object indicated that the data could not be returned.  This failure may be temporary; future attempts to access this same data may succeed, as defined by the memory object.

## Declaration

```swift
static var memoryError: MachError.Code { get }
```