openai/codex · error · anyhow::Error

Windows sandbox setup is missing or out of date; rerun the s

Error message

Windows sandbox setup is missing or out of date; rerun the sandbox setup with elevation

What it means

Error "Windows sandbox setup is missing or out of date; rerun the sandbox setup with elevation" thrown in openai/codex.

Source

Thrown at codex-rs/windows-sandbox-rs/src/identity.rs:249

    run_setup_refresh_with_overrides_and_proxy_settings(
        crate::setup::SandboxSetupRequest {
            permissions,
            command_cwd,
            env_map,
            codex_home,
            proxy_enforced,
        },
        crate::setup::SetupRootOverrides {
            read_roots: Some(needed_read),
            read_roots_include_platform_defaults,
            write_roots: Some(needed_write),
            deny_read_paths: Some(deny_read_paths_override.to_vec()),
            deny_write_paths: Some(deny_write_paths_override.to_vec()),
        },
        &desired_offline_proxy_settings,
    )?;
    let identity = identity.ok_or_else(|| {
        anyhow!(
            "Windows sandbox setup is missing or out of date; rerun the sandbox setup with elevation"
        )
    })?;
    Ok(SandboxCreds {
        username: identity.username,
        password: identity.password,
    })
}

fn desired_offline_proxy_settings(
    marker: Option<&SetupMarker>,
    proxy_settings_mode: crate::WindowsSandboxProxySettingsMode,
    env_map: &HashMap<String, String>,
    network_identity: SandboxNetworkIdentity,
) -> crate::setup::OfflineProxySettings {
    match (marker, proxy_settings_mode) {
        (Some(marker), crate::WindowsSandboxProxySettingsMode::Preserve)
            if marker.version_matches() =>

View on GitHub (pinned to 339751715c)

When it happens

Trigger: Thrown at codex-rs/windows-sandbox-rs/src/identity.rs:249 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/e8d7d61f39eba0ae. Report an issue: GitHub.