# tmux.ControlProtocolError

- **Module:** tmux
- **Package:** github.com/libtmux/libtmux-go/tmux
- **Language:** Go
- **Kind:** struct
- **Source:** https://github.com/libtmux/libtmux-go/blob/52968a3181c1c9e6d1b26c565d4b170968ae61c0/tmux/control_protocol.go#L18
- **Page:** https://libtmux.org/en/go/latest/reference/tmux-controlprotocolerror/

ControlProtocolError reports a control-stream state violation without retaining or disclosing command output or notification contents. It matches [ErrControlProtocol] through errors.Is.

## Members

- `State` (attribute): State is the parser state in which the violation occurred.
- `Reason` (attribute): Reason describes the structural violation without quoting input.
- `Error` (method): Error implements error.
- `Unwrap` (method): Unwrap makes ControlProtocolError compatible with ErrControlProtocol.