---
title: rpcProgramUnavailable
framework: system
role: symbol
role_heading: Type Property
path: system/errno/rpcprogramunavailable
---

# rpcProgramUnavailable

The remote procedure call (RPC) program isn’t available.

## Declaration

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

## Mentioned in

Adopting Swift Error Constants

## Discussion

Discussion The requested program isn’t registered on the remote host. The corresponding C error is EPROGUNAVAIL.

## See Also

### RPC Errors

- [rpcProcedureUnavailable](system/errno/rpcprocedureunavailable.md)
- [rpcProgramVersionMismatch](system/errno/rpcprogramversionmismatch.md)
- [rpcUnsuccessful](system/errno/rpcunsuccessful.md)
- [rpcVersionMismatch](system/errno/rpcversionmismatch.md)