# LibTmux.Version.UnsupportedVersion

- **Module:** LibTmux.Version
- **Package:** libtmux-haskell
- **Language:** Haskell
- **Kind:** data constructor
- **Source:** https://github.com/libtmux/libtmux-haskell/blob/581f0ee45016ffb2283366bb1edc1658df26c5ed/src/LibTmux/Version.hs#L37
- **Page:** https://libtmux.org/en/haskell/latest/reference/libtmux-version-v-unsupportedversion/

```haskell
UnsupportedVersion !TmuxVersion
```

Signature types: [`TmuxVersion`](/en/haskell/latest/reference/libtmux-version-t-tmuxversion/).

A stable release outside 3.3a through 3.8.

## Referenced declarations

- [`LibTmux.Version.TmuxVersion`](/en/haskell/latest/reference/libtmux-version-t-tmuxversion/) (data type)