# tmux.WarningCommandStderr

- **Module:** tmux
- **Package:** github.com/libtmux/libtmux-go/tmux
- **Language:** Go
- **Kind:** constant
- **Source:** https://github.com/libtmux/libtmux-go/blob/52968a3181c1c9e6d1b26c565d4b170968ae61c0/tmux/warning.go#L60
- **Page:** https://libtmux.org/en/go/latest/reference/tmux-warningcommandstderr/

WarningCommandStderr reports stderr from a completed command whose Python API treats the diagnostic as nonfatal.