openai/codex · error · io::Error

default_permissions refers to unknown built-in profile `{pro

Error message

default_permissions refers to unknown built-in profile `{profile_name}`

What it means

Error "default_permissions refers to unknown built-in profile `{profile_name}`" thrown in openai/codex.

Source

Thrown at codex-rs/core/src/config/permissions.rs:467

        policy_cwd,
    ))
}

fn compile_workspace_roots(
    workspace_roots: Option<&WorkspaceRootsToml>,
    policy_cwd: &Path,
) -> Vec<AbsolutePathBuf> {
    workspace_roots.map_or_else(Vec::new, |workspace_roots| {
        workspace_roots
            .enabled_roots()
            .map(|path| AbsolutePathBuf::resolve_path_against_base(path, policy_cwd))
            .collect()
    })
}

pub(crate) fn reject_unknown_builtin_permission_profile(profile_name: &str) -> io::Result<()> {
    if profile_name.starts_with(':') {
        return Err(io::Error::new(
            io::ErrorKind::InvalidInput,
            format!("default_permissions refers to unknown built-in profile `{profile_name}`"),
        ));
    }

    Ok(())
}

/// Returns a list of paths that must be readable by shell tools in order
/// for Codex to function. These should always be added to the
/// `FileSystemSandboxPolicy` for a thread.
pub(crate) fn get_readable_roots_required_for_codex_runtime(
    codex_home: &Path,
    zsh_path: Option<&PathBuf>,
    main_execve_wrapper_exe: Option<&PathBuf>,
) -> Vec<AbsolutePathBuf> {
    let arg0_root = AbsolutePathBuf::from_absolute_path(codex_home.join("tmp").join("arg0")).ok();
    let zsh_path = zsh_path.and_then(|path| AbsolutePathBuf::from_absolute_path(path).ok());

View on GitHub (pinned to 339751715c)

Solutions

1. Reference a valid built-in profile name in default_permissions.

When it happens

Trigger: Thrown at codex-rs/core/src/config/permissions.rs:467 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/8c65b7825691005b. Report an issue: GitHub.