---
title: MEComposeSessionErrorDomain
framework: mailkit
role: symbol
role_heading: Global Variable
path: mailkit/mecomposesessionerrordomain
---

# MEComposeSessionErrorDomain

A constant for the compose session error domain.

## Declaration

```swift
let MEComposeSessionErrorDomain: String
```

## See Also

### Constants

- [MEMessageSecurityErrorDomain](mailkit/memessagesecurityerrordomain.md)