# libtmux:error-required-version

- **Package:** libtmux
- **Language:** Common Lisp
- **Kind:** function
- **Source:** https://github.com/libtmux/libtmux-lisp/blob/c2e5fc4ed3befda21f45dfa5d5868c38fd138311/src/conditions.lisp#L53
- **Public owner:** libtmux
- **Page:** https://libtmux.org/en/lisp/latest/reference/libtmux-error-required-version/

```
(error-required-version condition)
```

Return an owned copy of the capability's minimum tmux release.

## Parameters

- `condition`

## Guides

Pages that discuss `error-required-version`.

- [Explicit operations](/en/lisp/latest/guides/operations/)