---
title: badAddress
framework: system
role: symbol
role_heading: Type Property
path: system/errno/badaddress
---

# badAddress

Bad address.

## Declaration

```swift
static var badAddress: Errno { get }
```

## Mentioned in

Adopting Swift Error Constants

## Discussion

Discussion An address passed as an argument to a system call was invalid. The corresponding C error is EFAULT.

## See Also

### System Call Errors

- [alreadyInProcess](system/errno/alreadyinprocess.md)
- [interrupted](system/errno/interrupted.md)
- [invalidArgument](system/errno/invalidargument.md)
- [noFunction](system/errno/nofunction.md)
- [nowInProgress](system/errno/nowinprogress.md)
- [resourceBusy](system/errno/resourcebusy.md)
- [resourceTemporarilyUnavailable](system/errno/resourcetemporarilyunavailable.md)