---
title: addressRequired
framework: system
role: symbol
role_heading: Type Property
path: system/errno/addressrequired
---

# addressRequired

Destination address required.

## Declaration

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

## Mentioned in

Adopting Swift Error Constants

## Discussion

Discussion A required address was omitted from a socket operation. The corresponding C error is EDESTADDRREQ.

## See Also

### Network Address Errors

- [addressFamilyNotSupported](system/errno/addressfamilynotsupported.md)
- [addressInUse](system/errno/addressinuse.md)
- [addressNotAvailable](system/errno/addressnotavailable.md)