Since updating to the latest Windows version of Codex Desktop, I’ve started experiencing unexpected crashes that didn’t occur before. The application will sometimes close by itself while it’s working, without any warning, error message, or obvious trigger. I haven’t been able to identify a consiste…

Is your problem similar to [image] Windows app briefly becomes unresponsive Codex i am on intel 24 core, 98gb ram, multi-gpu system, 2 TB NVME SSD . when running 5-6 agents 12%- 30% cpu usage, 50-60% RAM usage, the app becomes briefly unstable, pauses, freezes…

Possibly, but I only opened one window, with only 1 agent.

I’m experiencing the same problem. Codex crashes frequently. It seems to be correlated with heavy usage. I often have multiple chats in a project working on simultaneous tasks. Without any warning or error message, the entire codex process just quits. There’s nothing in the windows event viewer …

I currently have the same or similar issues, updated yesterday and liked the new UI changes but 30 minutes later it just decided to stop working. Opening chats makes it freeze until restart - like no response at all - and it keeps happening after PC restart, reinstall of the new “chat gpt” app and w…

I have same problem. Randomly crashed with just 16 windows 128gb ddr5 9950x3d 5090 9000d properly cooled switched to cli in the meantime.

Today, Codex fails to work as an app. It launches, shows its UX, and then crashes. I’ve tried to repair it via settings, then tried to reset it, no changes. Uninstalled, installed again - still launches, shows its UX, and then crashes. Deleted %userprofile%\.cache\codex-runtimes - still launches,…

I am having same issue. I used to be able to resolve the issue with a simple restart, but today I tried everything I can think of and it is still crashing. I can use the browser for chatgpt but I need the app for Codex.

Body I’m running Codex on Windows on Arm and it crashes shortly after launch, so I’m unable to use it normally. Environment: OS: Windows on Arm Codex version: Device model: Time: 2026-07-16 Trigger: <for example: crashes on launch / crashes after opening a project / crashes after running a comma…

@kevin_sun Welcome to the forum! [image] kevin_sun: OS: Windows on Arm I suspect your problem is different or more specific than the others, have a look at [image] Codex desktop app crashes on Windows ARM64 due to SerialPort native module Codex The C…

Latest Windows Codex build crashes unexpectedly during normal use

Codex

EricGT June 28, 2026, 1:46pm 2

Is your problem similar to

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Codex desktop app crashes on Windows ARM64 due to SerialPort native module Codex codex	8	1082	July 16, 2026
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In-app browser use can crash Codex while loading its bundled SerialPort native module Codex bug , codex-app , windows	2	223	July 16, 2026
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Latest Windows Codex build crashes unexpectedly during normal use

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