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Codex App 26.707.9981.0 crashes immediately on Windows with exception 0xc06d007f #33501

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Description

@cbcylqjf

What version of the Codex App are you using (From “About Codex” dialog)?

26.707.9981.0 (x64)

What subscription do you have?

ChatGPT Plus

What platform is your computer?

Microsoft Windows NT 10.0.26200.0 x64

What issue are you seeing?

The Codex desktop app launches and briefly displays the main interface, but it automatically crashes and closes within a few seconds. No user interaction is required to trigger the crash.

The app briefly shows my previous local workspace and task interface, but it closes before I am able to click any button, open a task, enter text, or perform any other operation.

Windows Reliability Monitor records the following crash:

  • Event name: MoAppCrash
  • Package full name: OpenAI.Codex_26.707.9981.0_x64__2p2nqsd0c76g0
  • Application name: praid:App
  • Application path: C:\Program Files\WindowsApps\OpenAI.Codex_26.707.9981.0_x64__2p2nqsd0c76g0\app\ChatGPT.exe
  • Fault module: StackHash_0000
  • Exception code: c06d007f
  • Exception offset: PCH_84
  • OS version reported by Reliability Monitor: 10.0.26200.2.0.0.256.48
  • Locale ID: 2052

I have already tried both "Repair" and "Reset" from Windows Settings. Repair did not resolve the issue. After Reset, the app still displayed the previous interface and did not ask me to sign in again, but it continued to crash automatically within a few seconds of launch.

What steps can reproduce the bug?

Every time I Launch the ChatGPT App

What is the expected behavior?

The software is functioning properly.

Additional information

No response

Activity

  1. added
    appIssues related to the Codex desktop app
    on Jul 16, 2026
  2. added
    bugSomething isn't working
    windows-osIssues related to Codex on Windows systems
    on Jul 16, 2026
  3. github-actions commented on Jul 16, 2026

    @github-actions
    Contributor
  4. cbcylqjf commented on Jul 27, 2026

    @cbcylqjf
    Author

    It was discovered that the conflict was caused by a program named "SecureLink". I uninstalled it and now ChatGPT is functioning properly.

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