The encrypted content ... cannot be verified

What version of Codex is running?

codex-cli 0.73.0

What subscription do you have?

ChatGPT Plus

Which model were you using?

gpt-5.2-high

What platform is your computer?

Darwin 24.6.0 arm64 arm

What issue are you seeing?

Error'd out mid conversation, with the below error:

■ {
  "error": {
    "message": "The encrypted content gAAA...n5dH could not be verified.",
    "type": "invalid_request_error",
    "param": null,
    "code": "invalid_encrypted_content"
  }
}

What steps can reproduce the bug?

Uploaded thread: 019b288e-308a-7433-b19f-75afbf5b6f79

What is the expected behavior?

No error

Additional information

_No response_