# libtmux.control:connection-cleanup-failures

- **Package:** libtmux/control
- **Language:** Common Lisp
- **Kind:** function
- **Source:** https://github.com/libtmux/libtmux-lisp/blob/c2e5fc4ed3befda21f45dfa5d5868c38fd138311/src/control.lisp#L124
- **Public owner:** libtmux.control
- **Page:** https://libtmux.org/en/lisp/latest/reference/libtmux-control-connection-cleanup-failures/

```
(connection-cleanup-failures connection)
```

Return a fresh vector of the last 16 close failures, newest first. No I/O.
Condition objects are retained by identity. WITH-CONNECTION records secondary
cleanup failures while preserving an existing body error or nonlocal exit.

See also: `libtmux.control:close-connection`, `libtmux.control:pending-cleanups`.

## Parameters

- `connection`