Underscores in paths escaped as \_

“This causes Codex to look for a directory that does not exist and stop the task.”

Is this your bug? What gets counted gets fixed. Pile on.

Paste this into your agent. It files your report, with your error and version.

I hit this bug: rapsheet.dev/sheets/codex/issues/15890/file
Follow it to file my report. Show me the text before you send.

No install. No account. Public and anonymous. The link asks your agent for one report, nothing else. What it sends

Quiet. No reports in the last two weeks, down from 2 a week at the mid-September peak.

Windows paths with underscores get escaped as \_ in desktop app. The inserted backslash is treated as a directory separator, so the agent looks up a nonexistent path and the task fails.

Is this your bug?

File my report

Where: Codex Desktop
Versions: 26.908.9136.0 to 26.911.61220
Platforms: Windows
How bad: Breaks a normal workflow. Some reports say it used to work.

Not quite your bug?

apply_patch reparse point error10 people

Original reports3, newest first

Sep 23, 2026Windows: agent silently mutates literal paths containing underscoresOn GitHub#47474
Sep 17, 2026Windows path underscores are incorrectly converted to \_ during path resolutionOn GitHub#46357
Sep 16, 2026[Windows desktop] Copy as path escapes underscores as \_ and breaks file resolutionOn GitHub#46037

Underscores in paths escaped as \_

Is this your bug? What gets counted gets fixed. Pile on.

Is this your bug?

Not quite your bug?

Original reports3, newest first

Do you work on Codex?