Codex Desktop plugin marketplace rendering broken on macOS 12.7.6

Open 💬 1 comment Opened May 26, 2026 by hnsy2016

Codex Desktop plugin marketplace rendering broken on macOS 12.7.6

Summary

Codex Desktop shows a broken plugin marketplace layout on macOS 12.7.6. Reinstalling the app does not resolve it. Browser / Computer Use integration also appears unavailable from the assistant side even when the UI indicates the browser/plugin is started.

Environment

  • OS: macOS 12.7.6
  • Codex Desktop version: 26.519.41501 (3044)
  • Install location: /Applications/Codex.app

Symptoms

  • Plugin marketplace page is visibly mis-rendered:
  • Large blank area on the left.
  • Plugin cards/text are clipped horizontally.
  • Search/filter controls appear offset.
  • Carousel/card content overlaps or renders outside expected bounds.
  • Reinstalling Codex Desktop does not fix the rendering issue.
  • Browser plugin appears enabled/started in the UI, but the assistant cannot see an available browser instance.

<img width="925" height="729" alt="Image" src="https://github.com/user-attachments/assets/d45e7c5e-5018-4508-85b0-b37b2dcca0aa" />

Expected Behavior

  • Plugin marketplace should render normally.
  • Browser / Computer Use plugin should expose an available browser instance when enabled.

Actual Behavior

  • Plugin marketplace layout is broken.
  • Browser automation interface returns an empty browser list.
  • Logs show native module load failure for a bundled Codex component.

Relevant Logs

ProductName: macOS
ProductVersion: 12.7.6
BuildVersion: 21H1320
Failed to reconcile managed Computer Use service
errorCode=ERR_DLOPEN_FAILED
errorMessage="dlopen(/Applications/Codex.app/Contents/Resources/native/sky.node, 0x0001): Symbol not found: (_$s10Foundation3URLVMn)
  Referenced from: '/Applications/Codex.app/Contents/Resources/native/sky.node'
  Expected in: '/System/Library/Frameworks/Foundation.framework/Versions/C/Foundation'"

Additional related log lines:

browser_use_availability_resolved available=true browserPane=true platform=macOS reason=available release=26.519.41501
browser_use_iab_backend_startup_ready backend=iab platform=darwin release=26.519.41501
ResizeObserver loop completed with undelivered notifications.

Impact

The desktop app can launch, but plugin marketplace rendering and Browser / Computer Use functionality are not usable. This blocks workflows that require in-app browser access, such as inspecting a logged-in Gmail page.

Notes

This looks like a macOS 12 compatibility issue. The sky.node native module appears to depend on a Foundation/Swift symbol unavailable on macOS 12.7.6. If Codex Desktop no longer supports macOS 12, the app should ideally communicate this clearly in system requirements and/or disable affected functionality gracefully.

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