openai/codex · error · anyhow::Error

InitializeProcThreadAttributeList failed: {}

Error message

InitializeProcThreadAttributeList failed: {}

What it means

Error "InitializeProcThreadAttributeList failed: {}" thrown in openai/codex.

Source

Thrown at codex-rs/utils/pty/src/win/procthreadattr.rs:58

impl ProcThreadAttributeList {
    pub fn with_capacity(num_attributes: DWORD) -> Result<Self, Error> {
        let mut bytes_required: usize = 0;
        unsafe {
            InitializeProcThreadAttributeList(
                ptr::null_mut(),
                num_attributes,
                0,
                &mut bytes_required,
            )
        };
        let mut data = Vec::with_capacity(bytes_required);
        unsafe { data.set_len(bytes_required) };

        let attr_ptr = data.as_mut_slice().as_mut_ptr() as *mut _;
        let res = unsafe {
            InitializeProcThreadAttributeList(attr_ptr, num_attributes, 0, &mut bytes_required)
        };
        ensure!(
            res != 0,
            "InitializeProcThreadAttributeList failed: {}",
            IoError::last_os_error()
        );
        Ok(Self {
            data,
            job_list: Vec::new(),
        })
    }

    pub fn as_mut_ptr(&mut self) -> LPPROC_THREAD_ATTRIBUTE_LIST {
        self.data.as_mut_slice().as_mut_ptr() as *mut _
    }

    pub fn set_pty(&mut self, con: HPCON) -> Result<(), Error> {
        // SAFETY: `con` is the Windows-defined value and size for this attribute.
        unsafe {
            self.update(

View on GitHub (pinned to 339751715c)

When it happens

Trigger: Thrown at codex-rs/utils/pty/src/win/procthreadattr.rs:58 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/e1e429671cc49c0e. Report an issue: GitHub.