openai/codex · error

GetLengthSid(TokenUser) failed: {}

Error message

GetLengthSid(TokenUser) failed: {}

What it means

Error "GetLengthSid(TokenUser) failed: {}" thrown in openai/codex.

Source

Thrown at codex-rs/windows-sandbox-rs/src/token.rs:302

    }
    let mut user_buf: Vec<u8> = vec![0u8; needed as usize];
    let ok = GetTokenInformation(
        h_token,
        TokenUser,
        user_buf.as_mut_ptr() as *mut c_void,
        needed,
        &mut needed,
    );
    if ok == 0 || (needed as usize) < std::mem::size_of::<TOKEN_USER>() {
        return Err(anyhow!(
            "GetTokenInformation(TokenUser) failed: {}",
            GetLastError()
        ));
    }
    let token_user: TOKEN_USER = std::ptr::read_unaligned(user_buf.as_ptr() as *const TOKEN_USER);
    let sid_len = GetLengthSid(token_user.User.Sid);
    if sid_len == 0 {
        return Err(anyhow!(
            "GetLengthSid(TokenUser) failed: {}",
            GetLastError()
        ));
    }
    let mut user_sid_bytes = vec![0u8; sid_len as usize];
    if CopySid(
        sid_len,
        user_sid_bytes.as_mut_ptr() as *mut c_void,
        token_user.User.Sid,
    ) == 0
    {
        return Err(anyhow!("CopySid(TokenUser) failed: {}", GetLastError()));
    }
    Ok(user_sid_bytes)
}

unsafe fn enable_single_privilege(h_token: HANDLE, name: &str) -> Result<()> {
    let mut luid = LUID {

View on GitHub (pinned to 339751715c)

When it happens

Trigger: Thrown at codex-rs/windows-sandbox-rs/src/token.rs:302 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/ca0342db7dc9ca9c. Report an issue: GitHub.