openai/codex · error · SetupFailure

HelperSandboxDirCreateFailed

HelperSandboxDirCreateFailed

Error message

failed to create sandbox dir {}: {err}

What it means

Error "failed to create sandbox dir {}: {err}" thrown in openai/codex.

Source

Thrown at codex-rs/windows-sandbox-rs/src/bin/setup_main/win.rs:471

    })?;
    let payload: Payload = serde_json::from_slice(&payload_json).map_err(|err| {
        anyhow::Error::new(SetupFailure::new(
            SetupErrorCode::HelperRequestArgsFailed,
            format!("failed to parse payload json: {err}"),
        ))
    })?;
    if payload.version != SETUP_VERSION {
        return Err(anyhow::Error::new(SetupFailure::new(
            SetupErrorCode::HelperRequestArgsFailed,
            format!(
                "setup version mismatch: expected {SETUP_VERSION}, got {}",
                payload.version
            ),
        )));
    }
    let sbx_dir = sandbox_dir(&payload.codex_home);
    std::fs::create_dir_all(&sbx_dir).map_err(|err| {
        anyhow::Error::new(SetupFailure::new(
            SetupErrorCode::HelperSandboxDirCreateFailed,
            format!("failed to create sandbox dir {}: {err}", sbx_dir.display()),
        ))
    })?;
    let mut log = log_writer(&sbx_dir).ok_or_else(|| {
        anyhow::Error::new(SetupFailure::new(
            SetupErrorCode::HelperLogFailed,
            format!("open log in {} failed", sbx_dir.display()),
        ))
    })?;
    let result = run_setup(&payload, &mut log, &sbx_dir);
    if let Err(err) = &result {
        let _ = log_line(&mut log, &format!("setup error: {err:?}"));
        log_note(&format!("setup error: {err:?}"), Some(sbx_dir.as_path()));
        let failure = extract_setup_failure(err)
            .map(|f| SetupFailure::new(f.code, f.message.clone()))
            .unwrap_or_else(|| {
                SetupFailure::new(SetupErrorCode::HelperUnknownError, err.to_string())

View on GitHub (pinned to 339751715c)

When it happens

Trigger: Thrown at codex-rs/windows-sandbox-rs/src/bin/setup_main/win.rs:471 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of openai/codex@339751715c (2026-08-25). Data as JSON: /api/errors/a22cab9c6a3a15e7. Report an issue: GitHub.