Codex prompts to create a sandbox, but fails to create it (or a backup sandbox)
Open 💬 1 comment Opened May 21, 2026 by T-Higgins
What version of the Codex App are you using (From “About Codex” dialog)?
26.519.21041
What subscription do you have?
Pro Lite
What platform is your computer?
Windows 10
What issue are you seeing?
On update to the latest version, Codex App prompts me to create a sandbox.
This action fails.
It then prompt me to create a backup sandbox, which also fails.
This is locking me out of conversations so that I cannot work.
What steps can reproduce the bug?
On update to the latest version, Codex App prompts me to create a sandbox.
This action fails.
It then prompt me to create a backup sandbox, which also fails.
What is the expected behavior?
Create sandbox, or be able to tell Codex it's unnecessary (I'm in WSL).
Additional information
_No response_
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