Hmbown/CodeWhale · error

Failed to serialize MCP config: {e}

Error message

Failed to serialize MCP config: {e}

What it means

Error "Failed to serialize MCP config: {e}" thrown in Hmbown/CodeWhale.

Source

Thrown at crates/tui/src/lib.rs:8884

            );
        }
    }

    McpServerDoctorStatus::Ok(format!(
        "stdio server configured (command omitted; {} argument(s), {} environment binding(s))",
        server.args.len(),
        server.env.len()
    ))
}

fn save_mcp_config(path: &Path, cfg: &McpConfig) -> Result<()> {
    if let Some(parent) = path.parent() {
        std::fs::create_dir_all(parent).with_context(|| {
            format!("Failed to create MCP config directory {}", parent.display())
        })?;
    }
    let rendered = serde_json::to_string_pretty(cfg)
        .map_err(|e| anyhow!("Failed to serialize MCP config: {e}"))?;
    crate::utils::write_atomic(path, rendered.as_bytes())
        .map_err(|e| anyhow!("Failed to write MCP config {}: {}", path.display(), e))?;
    Ok(())
}

fn run_sandbox_command(args: SandboxArgs) -> Result<()> {
    use crate::sandbox::{CommandSpec, SandboxManager};

    let SandboxCommand::Run {
        policy,
        network,
        writable_root,
        exclude_tmpdir,
        exclude_slash_tmp,
        cwd,
        timeout_ms,
        command,
    } = args.command;

View on GitHub (pinned to 8880682c63)

When it happens

Trigger: Thrown at crates/tui/src/lib.rs:8884 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of Hmbown/CodeWhale@8880682c63 (2026-08-16). Data as JSON: /api/errors/8dafaf0b8859d8af. Report an issue: GitHub.