# tmux.ErrControlClosed

- **Module:** tmux
- **Package:** github.com/libtmux/libtmux-go/tmux
- **Language:** Go
- **Kind:** attribute
- **Source:** https://github.com/libtmux/libtmux-go/blob/52968a3181c1c9e6d1b26c565d4b170968ae61c0/tmux/control_client.go#L14
- **Page:** https://libtmux.org/en/go/latest/reference/tmux-errcontrolclosed/

ErrControlClosed identifies an operation attempted after a control client began closing or lost its protocol stream.