# plan.PlanValidationError

- **Module:** plan
- **Package:** libtmux
- **Language:** Rust
- **Kind:** struct
- **Source:** https://github.com/libtmux/libtmux-rs/blob/f0e37052c232636b61d095817046e6bfc8f2ca40/crates/libtmux/src/plan.rs#L144
- **Page:** https://libtmux.org/en/rs/latest/reference/plan-planvalidationerror/

An invalid dependency between two plan steps, or a step whose own arguments cannot render as one tmux command.

No tmux command is dispatched when validation fails.

## Members

- `step` (method): The step carrying the invalid target.
- `source_step` (method): The step the invalid target references.
- `kind` (method): The validation failure category.
- `expected_scope` (method): The tmux object kind the target requires.
- `source_scope` (method): The source output's object kind, when that output exists.