# plan.PlanValidationError.source_scope

- **Module:** plan.PlanValidationError
- **Package:** libtmux
- **Language:** Rust
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-rs/blob/f0e37052c232636b61d095817046e6bfc8f2ca40/crates/libtmux/src/plan.rs#L195
- **Page:** https://libtmux.org/en/rs/latest/reference/plan-planvalidationerror-source_scope/

```
plan.PlanValidationError.source_scope(self) -> Option<Scope>
```

The source output's object kind, when that output exists.