openai/codex · error · anyhow::Error

managed Codex version output was malformed

Error message

managed Codex version output was malformed

What it means

Error "managed Codex version output was malformed" thrown in openai/codex.

Source

Thrown at codex-rs/app-server-daemon/src/managed_install.rs:97

#[cfg(unix)]
pub(crate) fn executable_identity_from_bytes(bytes: &[u8]) -> ExecutableIdentity {
    ExecutableIdentity {
        digest: Sha256::digest(bytes).into(),
    }
}

fn managed_codex_file_name() -> &'static str {
    if cfg!(windows) { "codex.exe" } else { "codex" }
}

#[cfg(unix)]
fn parse_codex_version(output: &str) -> Result<String> {
    let version = output
        .split_whitespace()
        .nth(1)
        .filter(|version| !version.is_empty())
        .ok_or_else(|| anyhow!("managed Codex version output was malformed"))?;
    Ok(version.to_string())
}

#[cfg(all(test, unix))]
#[path = "managed_install_tests.rs"]
mod tests;

View on GitHub (pinned to 339751715c)

When it happens

Trigger: Thrown at codex-rs/app-server-daemon/src/managed_install.rs:97 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

• Parsing and encoding errors: unexpected token, malformed input — why parsers reject input and how to find the real culprit.

AI-assisted analysis of openai/codex@339751715c (2026-08-25). Data as JSON: /api/errors/1ba3097b10ec9703. Report an issue: GitHub.