---
title: HMError.Code.missingParameter
framework: homekit
role: symbol
role_heading: Case
path: homekit/hmerror/code/missingparameter
---

# HMError.Code.missingParameter

An error indicating a missing parameter.

## Declaration

```swift
case missingParameter
```

## See Also

### Parameter errors

- [HMError.Code.invalidParameter](homekit/hmerror/code/invalidparameter.md)
- [HMError.Code.nilParameter](homekit/hmerror/code/nilparameter.md)
- [HMError.Code.unconfiguredParameter](homekit/hmerror/code/unconfiguredparameter.md)