(pty “Device not configured”)

What version of Codex is running?

0.63.0

What subscription do you have?

Pro

Which model were you using?

gpt-5.1-codex-max

What platform is your computer?

Mac

What issue are you seeing?

sometimes sessions cant execute anything and codex gives some version of the following:

command execution here is blocked
(pty “Device not configured”)

What steps can reproduce the bug?

Not sure. maybe its long winded sessions or something in my config. I do have some of the experimental features turned on.

What is the expected behavior?

_No response_

Additional information

fixed when session is stoped and resume