# ToolError.missingArgument(_:)

- **Module:** ToolError
- **Package:** LibTmuxMCP
- **Language:** Swift
- **Kind:** constant
- **Source:** https://github.com/libtmux/libtmux-swift/blob/254f8b2be7eb60cacc3ffcb3ea8e456784f582df/Sources/LibTmuxMCP/ToolCatalog.swift#L677
- **Page:** https://libtmux.org/en/swift/latest/mcp/reference/toolerror-missingargument(_-)/